Sentence examples for unexpected problems cropped up from inspiring English sources

Thomas P. Christie, a former top Pentagon testing official, said contractors had made similar assertions about the benefits of computer simulations in building earlier planes, only to find that unexpected problems cropped up in the flight tests.

Soon, problems cropped up.

But problems cropped up.

Nevertheless, problems cropped up.

Other problems cropped up.

Discipline problems cropped up on the college front at — surprise!

Technical problems cropped up in the registration Web site meant for institutional investors.

An administrator was fired in 2007 after additional security problems cropped up.

Last year, on top of the struggle to feed and clothe the children, medical problems cropped up.

As in the case of many dialysis patients, other health problems cropped up.

The promise at first seemed great, but the problems cropped up immediately.