Did Microsoft write the search code?
Some searches are pulling up incorrect results or, worse yet, no results at all. Take this search for example. Most work correctly, but there are a few, such as Ebay, which we apparently have no love for regardless of the number of searches performed.
P.S. Any chance of fixing the problem with 'Latest Replies' in the member profiles, which has been broken since November? It's also based on the forum search feature, so while they're addressing the one...