However, this form of investment has proved a dangerous risk for clients.

And some forms of security technology have proven helpful.

Aside from the legal questions, it is unclear how effective these forms of electronic surveillance may prove to be.

This new form of transport to and from the school proved to be a hit.

Celtic's domestic form proved to be no better over the next two seasons.

His form proved only average after he made a dramatic 91 at Lord's in the opening Test.

How ironic should both forms of government prove untenable as we approach the 21st century.

This less formal but more accessible form of Wicca proved successful.

If some form of government proves necessary, they prefer the local town hall to the parliament in Rome.

The physical form of the dark figure proved to give little resistance.