As you type in the search box on Google Web Search, Google's autocomplete algorithm offers searches that might be similar to the one you're typing.
Well that's what google says about autocomplete. Have you ever noticed some strange autocomplete suggestions
Have a go at some of these.....
go to google and start typing: what do I do when a
go to google and start typing: is it ru
google will do the rest see what suggestions it comes up with.