What are those things called that only bring up one search result when searched on Google?

Question

And where can I find a list of them?

Answer 1

Those are called Googlewhacks, and there's a website about them here:

http://www.googlewhack.com/tally.pl

Answer 2

Googlewhacking. It's no longer a Googlewhack once it's been found because it usually winds up on a site adding another hit. Incidentally, it's a search for any two words.

Edit: http://www.googlewhack.com/ keeps track of them in it's "Whack Stack."

Answer 3

Based on the question Google gives many "answers" and we are to pick up what is suitable