diff --git a/htroot/BlogComments.java b/htroot/BlogComments.java
index 7870f1bf2..69f9cb03a 100644
--- a/htroot/BlogComments.java
+++ b/htroot/BlogComments.java
@@ -39,6 +39,7 @@ import net.yacy.cora.document.encoding.UTF8;
 import net.yacy.cora.protocol.Domains;
 import net.yacy.cora.protocol.HeaderFramework;
 import net.yacy.cora.protocol.RequestHeader;
+import net.yacy.cora.util.CommonPattern;
 import net.yacy.cora.util.ConcurrentLog;
 import net.yacy.data.BlogBoard;
 import net.yacy.data.BlogBoardComments;
@@ -290,7 +291,7 @@ public class BlogComments {
 
             // get the sendmail configuration
             final String sendMailStr = sb.getConfig("msgForwardingCmd","/usr/bin/sendmail")+" "+sendMailTo;
-            final String[] sendMail = sendMailStr.trim().split(" ");
+            final String[] sendMail = CommonPattern.SPACE.split(sendMailStr.trim());
 
             // build the message text
             final StringBuilder emailTxt = new StringBuilder();
diff --git a/htroot/ViewFile.java b/htroot/ViewFile.java
index cd9c0ee39..00ae68aaf 100644
--- a/htroot/ViewFile.java
+++ b/htroot/ViewFile.java
@@ -452,7 +452,7 @@ public class ViewFile {
             words = words.substring(1, words.length() - 1);
         }
         words = UTF8.decodeURL(words);
-        if (words.indexOf(' ',0) >= 0) return words.split(" ");
+        if (words.indexOf(' ',0) >= 0) return CommonPattern.SPACE.split(words);
         if (words.indexOf(',',0) >= 0) return CommonPattern.COMMA.split(words);
         if (words.indexOf('+',0) >= 0) return words.split("\\+");
         w = new String[1];
diff --git a/htroot/Vocabulary_p.java b/htroot/Vocabulary_p.java
index 5c0d130a3..5be72d3c3 100644
--- a/htroot/Vocabulary_p.java
+++ b/htroot/Vocabulary_p.java
@@ -164,7 +164,7 @@ public class Vocabulary_p {
                                 t = t.replaceAll("_", " ").replaceAll("\"", " ").replaceAll("'", " ").replaceAll(",", " ").replaceAll("  ", " ").trim();
                                 if (t.isEmpty()) continue;
                                 if (discoverFromTitleSplitted) {
-                                    String[] ts = t.split(" ");
+                                    String[] ts = CommonPattern.SPACE.split(t);
                                     for (String s: ts) {
                                         if (s.isEmpty()) continue;
                                         if (s.endsWith(".jpg") || s.endsWith(".gif")) continue;
diff --git a/htroot/processing/domaingraph/applet/domaingraph.java b/htroot/processing/domaingraph/applet/domaingraph.java
index 1e04d0b4f..d031d2a9d 100644
--- a/htroot/processing/domaingraph/applet/domaingraph.java
+++ b/htroot/processing/domaingraph/applet/domaingraph.java
@@ -187,7 +187,7 @@ public void processCitation(String host, HashMap props) {
 }
 
 public HashMap parseProps(String s) {
-  String[] l = s.split(" ");
+  String[] l = CommonPattern.SPACE.split(s);
   HashMap map = new HashMap();
   int p;
   String z;
diff --git a/htroot/yacy/message.java b/htroot/yacy/message.java
index 41bb6dde4..9f0aba076 100644
--- a/htroot/yacy/message.java
+++ b/htroot/yacy/message.java
@@ -39,6 +39,7 @@ import net.yacy.cora.document.encoding.UTF8;
 import net.yacy.cora.protocol.Domains;
 import net.yacy.cora.protocol.HeaderFramework;
 import net.yacy.cora.protocol.RequestHeader;
+import net.yacy.cora.util.CommonPattern;
 import net.yacy.cora.util.ConcurrentLog;
 import net.yacy.data.MessageBoard;
 import net.yacy.peers.Network;
@@ -181,7 +182,7 @@ public final class message {
 
             // get the sendmail configuration
             final String sendMailStr = sb.getConfig("msgForwardingCmd","/usr/bin/sendmail")+" "+sendMailTo;
-            final String[] sendMail = sendMailStr.trim().split(" ");
+            final String[] sendMail = CommonPattern.SPACE.split(sendMailStr.trim());
 
             // building the message text
             final StringBuilder emailTxt = new StringBuilder();
diff --git a/htroot/yacysearch_location.java b/htroot/yacysearch_location.java
index 0e9f1d21b..0f1f7212b 100644
--- a/htroot/yacysearch_location.java
+++ b/htroot/yacysearch_location.java
@@ -30,6 +30,7 @@ import net.yacy.cora.protocol.ClientIdentification;
 import net.yacy.cora.protocol.Domains;
 import net.yacy.cora.protocol.HeaderFramework;
 import net.yacy.cora.protocol.RequestHeader;
+import net.yacy.cora.util.CommonPattern;
 import net.yacy.document.LibraryProvider;
 import net.yacy.search.Switchboard;
 import net.yacy.search.SwitchboardConstants;
@@ -69,7 +70,7 @@ public class yacysearch_location {
             int placemarkCounter = 0;
             if (query.length() > 0 && search_query) {
                 final Set<GeoLocation> locations = LibraryProvider.geoLoc.find(query, true);
-                for (final String qp: query.split(" ")) {
+                for (final String qp: CommonPattern.SPACE.split(query)) {
                     locations.addAll(LibraryProvider.geoLoc.find(qp, true));
                 }
                 String ip = sb.peers.mySeed().getIP();
diff --git a/source/net/yacy/data/DidYouMean.java b/source/net/yacy/data/DidYouMean.java
index f0050173b..813414092 100644
--- a/source/net/yacy/data/DidYouMean.java
+++ b/source/net/yacy/data/DidYouMean.java
@@ -20,6 +20,7 @@ import org.apache.solr.common.SolrException;
 import net.yacy.cora.sorting.ClusteredScoreMap;
 import net.yacy.cora.sorting.OrderedScoreMap;
 import net.yacy.cora.sorting.ReversibleScoreMap;
+import net.yacy.cora.util.CommonPattern;
 import net.yacy.cora.util.ConcurrentLog;
 import net.yacy.cora.util.StringBuilderComparator;
 import net.yacy.document.LibraryProvider;
@@ -246,7 +247,7 @@ public class DidYouMean {
                                 if (sp >= 0) s = s.substring(0, sp);
                                 sp = s.indexOf("<b>");
                                 if (sp >= 0) s = s.substring(0, sp).trim();
-                                String[] sx = s.split(" ");
+                                String[] sx = CommonPattern.SPACE.split(s);
                                 StringBuilder sb = new StringBuilder(s.length());
                                 for (String x: sx) if (x.length() > 1 && sb.length() < 28) sb.append(x).append(' '); else break;
                                 s = sb.toString().trim();
diff --git a/source/net/yacy/data/ymark/YMarkAutoTagger.java b/source/net/yacy/data/ymark/YMarkAutoTagger.java
index 1c2afa2a6..8a0be1e60 100644
--- a/source/net/yacy/data/ymark/YMarkAutoTagger.java
+++ b/source/net/yacy/data/ymark/YMarkAutoTagger.java
@@ -14,6 +14,7 @@ import net.yacy.cora.document.id.DigestURL;
 import net.yacy.cora.document.id.MultiProtocolURL;
 import net.yacy.cora.federate.yacy.CacheStrategy;
 import net.yacy.cora.protocol.ClientIdentification;
+import net.yacy.cora.util.CommonPattern;
 import net.yacy.cora.util.ConcurrentLog;
 import net.yacy.crawler.retrieval.Response;
 import net.yacy.document.Condenser;
@@ -105,7 +106,7 @@ public class YMarkAutoTagger implements Runnable, Thread.UncaughtExceptionHandle
 			score = 10;
 			final String phrase = iter.next();
 			if(phrases.get(phrase).size() > 3 && phrases.get(phrase).size() < 10) {
-				score = phrases.get(phrase).size() * phrase.split(" ").length * 20;
+				score = phrases.get(phrase).size() * CommonPattern.SPACE.split(phrase).length * 20;
 			}
 			if(isDigitSpace(phrase)) {
 				score = 10;
diff --git a/source/net/yacy/search/schema/CollectionConfiguration.java b/source/net/yacy/search/schema/CollectionConfiguration.java
index e66963ae1..c03c162eb 100644
--- a/source/net/yacy/search/schema/CollectionConfiguration.java
+++ b/source/net/yacy/search/schema/CollectionConfiguration.java
@@ -687,7 +687,7 @@ public class CollectionConfiguration extends SchemaConfiguration implements Seri
                 imgprots.add(protocol);
                 imgstubs[i] = uri.toString().substring(protocol.length() + 3);
                 imgalts[i] = ie.alt();
-                for (String it: uri.toTokens().split(" ")) images_text_map.add(it);
+                for (String it: CommonPattern.SPACE.split(uri.toTokens())) images_text_map.add(it);
                 if (ie.alt() != null && ie.alt().length() > 0) {
                     SentenceReader sr = new SentenceReader(ie.alt());
                     while (sr.hasNext()) images_text_map.add(sr.next().toString());
@@ -906,7 +906,7 @@ public class CollectionConfiguration extends SchemaConfiguration implements Seri
         if (content == null || content.length() == 0) {
             content = tokens;
         } else {
-            String[] t = tokens.split(" ");
+            String[] t = CommonPattern.SPACE.split(tokens);
             for (String r: t) {
                 if (r.length() > 0 &&
                     content.indexOf(" " + r + " ") < 0 &&
diff --git a/test/net/yacy/search/snippet/TextSnippetTest.java b/test/net/yacy/search/snippet/TextSnippetTest.java
index e6b4330d6..d8392c4db 100644
--- a/test/net/yacy/search/snippet/TextSnippetTest.java
+++ b/test/net/yacy/search/snippet/TextSnippetTest.java
@@ -66,7 +66,7 @@ public class TextSnippetTest {
         String rstr = ts.getError();
         assertEquals("testTextSnippet Error Code: ", "", rstr);
 
-        String[] wordlist = querywords.split(" ");
+        String[] wordlist = CommonPattern.SPACE.split(querywords);
         rstr = ts.toString();
         System.out.println("testTextSnippet: query=" + querywords);
         System.out.println("testTextSnippet: snippet=" + rstr);
@@ -111,7 +111,7 @@ public class TextSnippetTest {
         rstr = ts.getLineMarked(qg);
         System.out.println("testGetLineMarked: query=" + querywords);
         System.out.println("testGetLineMarked: snippet=" + rstr);
-        String[] wordlist = querywords.split(" ");
+        String[] wordlist = CommonPattern.SPACE.split(querywords);
         for (String wordstr : wordlist) {
             assertTrue("testGetLineMarked marked word " + wordstr, rstr.contains("<b>" + wordstr + "</b>"));
         }