Sentence examples for are difficult to prove from inspiring English sources

Rape cases are difficult to prove.

These hypotheses are difficult to prove out.

But such assertions are difficult to prove.

But lawsuits are rare, and sanctions even more so, because cases are difficult to prove.

Mr. Broder said antitrust cases charging the abuse of a monopoly are difficult to prove.

Rape accusations that include the accuser drinking are as common as they are difficult to prove, she said.

That is difficult to prove.

However, that is difficult to prove.

"It is difficult to prove," he said.

Discrimination would be difficult to prove.

Perjury is difficult to prove.