diff -r f3fd9d6802b7 -r 7124f984dc8d mercurial/help.py
--- a/mercurial/help.py	Wed Aug 01 00:18:23 2012 +0200
+++ b/mercurial/help.py	Wed Aug 01 14:59:15 2012 +0200
@@ -143,19 +143,19 @@
     (["patterns"], _("File Name Patterns"), loaddoc('patterns')),
     (['environment', 'env'], _('Environment Variables'),
      loaddoc('environment')),
-    (['revs', 'revisions'], _('Specifying Single Revisions'),
+    (['revisions', 'revs'], _('Specifying Single Revisions'),
      loaddoc('revisions')),
-    (['mrevs', 'multirevs'], _('Specifying Multiple Revisions'),
+    (['multirevs', 'mrevs'], _('Specifying Multiple Revisions'),
      loaddoc('multirevs')),
-    (['revset', 'revsets'], _("Specifying Revision Sets"), loaddoc('revsets')),
-    (['fileset', 'filesets'], _("Specifying File Sets"), loaddoc('filesets')),
+    (['revsets', 'revset'], _("Specifying Revision Sets"), loaddoc('revsets')),
+    (['filesets', 'fileset'], _("Specifying File Sets"), loaddoc('filesets')),
     (['diffs'], _('Diff Formats'), loaddoc('diffs')),
     (['merge-tools'], _('Merge Tools'), loaddoc('merge-tools')),
     (['templating', 'templates', 'template', 'style'], _('Template Usage'),
      loaddoc('templates')),
     (['urls'], _('URL Paths'), loaddoc('urls')),
     (["extensions"], _("Using Additional Features"), extshelp),
-    (["subrepo", "subrepos"], _("Subrepositories"), loaddoc('subrepos')),
+    (["subrepos", "subrepo"], _("Subrepositories"), loaddoc('subrepos')),
     (["hgweb"], _("Configuring hgweb"), loaddoc('hgweb')),
     (["glossary"], _("Glossary"), loaddoc('glossary')),
     (["hgignore", "ignore"], _("Syntax for Mercurial Ignore Files"),