diff --git a/include/xmloff/formlayerimport.hxx b/include/xmloff/formlayerimport.hxx
index 18566b958d45..2179f7ff26a7 100644
--- a/include/xmloff/formlayerimport.hxx
+++ b/include/xmloff/formlayerimport.hxx
@@ -106,7 +106,7 @@ namespace xmloff
 
         /** sets the given number style on the given control
             @param _rxControlModel
-                the control model which's style is to be set
+                the control model whose style is to be set
             @param _rControlNumberStyleName
                 the style name for the control's number style
         */
@@ -118,7 +118,7 @@ namespace xmloff
         /** to be called when the document has been completely imported
 
             <p>For some documents (currently: only some spreadsheet documents) it's necessary
-            do to a post processing, since not all information from the file can be processed
+            to do post processing, since not all information from the file can be processed
             if the document is not completed, yet.</p>
         */
         SAL_DLLPRIVATE void documentDone( );
diff --git a/io/test/stm/marktest.cxx b/io/test/stm/marktest.cxx
index 0dd01a7f7747..6538fd2cc411 100644
--- a/io/test/stm/marktest.cxx
+++ b/io/test/stm/marktest.cxx
@@ -235,7 +235,7 @@ void OMarkableOutputStreamTest::testSimple(     const Reference< XOutputStream >
         rOutput->writeBytes( seqWrite );
     }
 
-    ERROR_ASSERT( 0 == rInput->available() , "bytes available though mark is holded" );
+    ERROR_ASSERT( 0 == rInput->available() , "bytes available though mark is held" );
 
     ERROR_ASSERT( nMax*seqWrite.getLength() == rMarkable->offsetToMark( nMark ) ,
                                              "offsetToMark failure" );
diff --git a/l10ntools/source/treemerge.cxx b/l10ntools/source/treemerge.cxx
index 5dc6455e7018..e04cec2179fd 100644
--- a/l10ntools/source/treemerge.cxx
+++ b/l10ntools/source/treemerge.cxx
@@ -25,7 +25,7 @@
 
 namespace
 {
-    // Extract strings from nodes on all level recursively
+    // Extract strings from nodes on all levels recursively
     void lcl_ExtractLevel(
         const xmlDocPtr pSource, const xmlNodePtr pRoot,
         const xmlChar* pNodeName, PoOfstream& rPOStream )
@@ -87,7 +87,7 @@ namespace
             OString::Concat(rXhpRoot) +
             sID.subView(sID.indexOf('/', nAfterSlash));
         xmlDocPtr pXhpFile = xmlParseFile( sXhpPath.getStr() );
-        // if xhpfile is missing than put this topic into comment
+        // if xhpfile is missing then put this topic into comment
         if ( !pXhpFile )
         {
             xmlNodePtr pTemp = pReturn;
@@ -235,7 +235,7 @@ void TreeParser::Extract( const OString& rPOFile )
     if( !aPOStream.isOpen() )
     {
         std::cerr
-            << "Treex error: Cannot open po file for extract: "
+            << "Treex error: Cannot open po file for extraction: "
             << rPOFile << std::endl;
         return;
     }
diff --git a/linguistic/source/hyphdsp.cxx b/linguistic/source/hyphdsp.cxx
index d04c3a9b668b..654e2d833695 100644
--- a/linguistic/source/hyphdsp.cxx
+++ b/linguistic/source/hyphdsp.cxx
@@ -287,7 +287,7 @@ Reference< XHyphenatedWord > SAL_CALL
     {
         OUString aChkWord( rWord );
 
-        // replace typographical apostroph by ascii apostroph
+        // replace typographical apostrophe by ascii apostrophe
         OUString aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
         DBG_ASSERT( 1 == aSingleQuote.getLength(), "unexpected length of quotation mark" );
         if (!aSingleQuote.isEmpty())
@@ -422,7 +422,7 @@ Reference< XHyphenatedWord > SAL_CALL
     {
         OUString aChkWord( rWord );
 
-        // replace typographical apostroph by ascii apostroph
+        // replace typographical apostrophe by ascii apostrophe
         OUString aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
         DBG_ASSERT( 1 == aSingleQuote.getLength(), "unexpected length of quotation mark" );
         if (!aSingleQuote.isEmpty())
@@ -547,7 +547,7 @@ Reference< XPossibleHyphens > SAL_CALL
     {
         OUString aChkWord( rWord );
 
-        // replace typographical apostroph by ascii apostroph
+        // replace typographical apostrophe by ascii apostrophe
         OUString aSingleQuote( GetLocaleDataWrapper( nLanguage ).getQuotationMarkEnd() );
         DBG_ASSERT( 1 == aSingleQuote.getLength(), "unexpected length of quotation mark" );
         if (!aSingleQuote.isEmpty())