Can't Find What Your Looking For On Google Product Search?

Over the weekend, Google's shopping search, aka Google Product Search seemed to have started to have issues.

Searching for some popular products brings up no matches found.

For example, a search for [xbox] returns nothing:

Others are complaining that Google Product search returns either zero results or totally irrelevant results.

Google has not yet confirmed a bug nor have they chimed in with a time for a fix.

Forum discussion at Google Web Search Help.

Update: This is now fixed.