But, police say, they have now taken charge of the film, as part of an intense investigation.

However, even the most intense investigation has brought to light no such hormone.

Their handling of the money is now a matter of intense investigation.

What went wrong is now the subject of an intense criminal investigation.

As a result, fire and police officials started an intense investigation to determine if the fires were related.

Fusion power has been under intense theoretical and experimental investigation since the 1950s.

It became the subject of intense investigation by more mainstream Protestants.

Maybe the most intense investigation not only of a President but of anybody, ever.

However, in animals an equivalent complex has not been identified, and this question remains under intense investigation.

Seven patients (6%) felt they should have been hospitalized for better care and more intense investigations.