Sentence examples for difficult problem for from inspiring English sources

Crosby poses a much more difficult problem for Cameron.

Dating agricultural terraces is a notoriously difficult problem for archaeologists.

NEW YORK has been a particularly difficult problem for Oakley and other companies.

The fast-moving march presented a difficult problem for the police.

Relations with the Soviet Union posed a difficult problem for Roosevelt.

"This is a particularly difficult problem for social networks in general.

This CSTR is widely recognized as a difficult problem for the purpose of control.

This problem is known as a difficult problem for two reasons.

The choice and the definition of criteria for mud selection are a difficult problem for industrials.

However, the existence of many quality metrics entails a difficult problem for determining the best output.

A deal with such a rival is important because it would resolve a difficult problem for the Federal Trade Commission.