Her mind circled the problem, then drifted away to think of other things.

Which he wouldn't have done, his mind circled back, if she hadn't asked him to.

Her mind circled endlessly trying to find an explanation, but there was none.

His mind circled for a moment, like a bird looking for a place to perch.

Vimes' mind circled the comment and compared it to the earlier one about a decent day's work.

My mind circled the situation, looking for an out.

His mind circled around that one question, trying to find a point at which to begin to think about it.

And inevitably, as it always did these days, his mind circled back to Penderecki.

His mind went out, narrowed, missed the point and circled around.

He was still not all the way out of sleep; his mind circled and would not focus.