[yanw]

If a third-party (you) searched for your current girlfriend and then for your ex (or vice versa) that could make them related queries. Click on the link at the end of the spoke and follow the six degrees of separation.

[wonderwheelhuh]

Ah, interesting possibility, but I don't think it could have been I who catalyzed it.

My concern first arose when I searched for my girlfriend and surprisingly spotted my ex as a spoke. The only other search I had done was for myself.