In my honest opinion, not defending Google (nor do i have any relation to them), they are just pulling the ol' Google+ tactic. Instead of the search engine doin

In my honest opinion, not defending Google (nor do i have any relation to them), they are just pulling the ol' Google+ tactic. Instead of the search engine doing search engine things it goes on to aggressively advertise Google products upon detecting some keywords. Im purely speculating and recalling here though, it wouldnt be a surprising move from Google if they did that.