Are you searching for a WordPress plugin? Most likely, you will be using Google instead of search at wordpress.org!
Search function on WordPress.org is from primitive ages and generally dish out crappy results. If you are also frustrated and annoyed with WordPress.org search, then check “WordPress Plugin Repository” custom search.
It is a Google custom search engine that only search for plugins located at Plugins Repository at http://wordpress.org/extend/plugins/
This is created by Yoast who echo similar frustration with WordPress.org search function. “… the search function for plugins on wordpress.org is a pain, it doesn’t work at all.” Try out WordPress Plugin Search.
