The conversation had taken an unexpected turn, but his face expressed no surprise or puzzlement.

The bank expressed puzzlement as to whether interest rates should be raised or lowered around the world.

One local school board member, expressing puzzlement over exactly how the plan would work, called it "a murky creation."

The report itself did not address the reasons for this discrepancy and many experts expressed puzzlement over it.

Although this is the third summer the tide has appeared, scientists continue to express puzzlement over the phenomenon.

When Phil examined the wreck, he expressed puzzlement as to its cause.

Five hundred years ago there had been no Plague, he assured them when they expressed not only puzzlement but doubt.

He expressed puzzlement that he had become a campaign issue.

He expressed puzzlement why anyone would consider the book controversial.

"A man's home is his castle," one potential juror said early last week, expressing puzzlement about why the case had even come to trial.