Found my first!

armwrestle avacados

> For those of us who spend too long online,
> theres a little game you can play on Google.
> The trick is to find a two word phrase that
> returns only one result. No exact phrase or
> other tricks allowed.
> My personal favourite was funking spelunking
> but the game has been spoiled as it now
> returns 2 results.

> This is probably out of context.