Sentence examples for proved difficult to stop from inspiring English sources

The thefts have proved difficult to stop for overmatched law enforcement agencies and have been a costly nuisance to public utilities, which have been forced to spend millions of dollars on repairs and security.

The would-be stowaways are part of a huge wave of illegal Chinese migration to the West, particularly the United States, which both the Chinese and the United States governments have loudly condemned, but which has proved difficult to stop.

The protesters have no clear champion one reason the violence may prove difficult to stop.

Should Dr. Dean score successive victories here and in New Hampshire, he may prove difficult to stop.

It proved difficult to contain.

Genocide has proved difficult to prosecute.

The effect proved difficult to measure.

Neutrality proved difficult to maintain, though.

Alas, it proved difficult to find.

Yet reform proved difficult to implement.

The furlough plan proved difficult to enforce.