Who knows whether such an unexpected change could happen here, too.

A strange and unexpected change was showing up in his behavior.

However, this did not last long, as there were even bigger and unexpected changes coming within the next few months.

A sudden, unexpected change in weight can be a sign of a medical problem.

A little cold didn't bother her, but this was the season of unexpected changes.

Okay, unexpected change of subject, but he could handle it.

But then, in the month of May, an unexpected change occurred.

Yet a hundred years of American mission work produced some unexpected change.

His unexpected changes of direction would take people by surprise.

The most unexpected changes have come in some Communist countries.