In late 2011 Google started stripping the search term from the HTTP referrer [1] that is passed on to the site for some searches (depending on where you are and

In late 2011 Google started stripping the search term from the HTTP referrer [1] that is passed on to the site for some searches (depending on where you are and whether you are logged in). Since then the number of searches affected by this has steadily increased [2], so this sort of tracking is going to become less and less of a concern. [1] http://googleblog.blogspot.co.uk/2011/10/making-search-more-secure.html http://googleblog.blogspot.co.uk/2011/10/making-search-more-... [2] http://www.notprovidedcount.com/ http://www.notprovidedcount.com/