This was a shocking, appalling, unexpected thing to happen.

BBC: England

One thing that has been unexpected is the success of a generics-only prescription drug program.

WSJ: What Tennessee Is Doing About Health Insurance

The first lesson is that the next big thing can come from the most unexpected places.

ECONOMIST: Schumpeter

That is the sort of thing which might lead to truly unexpected applications.

ECONOMIST: The 2010 Nobel prizes

The only thing that has been certain has been the unexpected.

BBC: Camping through Mexico and Central America

While no specifics were given, Sather made it clear that it wasn't just one thing or particular incident that led to the somewhat unexpected dismissal.

WSJ: Rangers fire coach John Tortorella

One bothersome thing astronomers have discovered, as they have peered ever deeper into space, has been unexpected regions of sheer emptiness.

ECONOMIST: Japan��s new telescope