An intensive hunt was begun on all four vessels, including the Sea Hound.

In an intensive hunt thousands of Zulus on the nature reserve are to be fingerprinted.

After that, it will be an intensive hunt, with scores of men scouring the countryside.

A second, shorter, and less intensive hunt occurred for gray whales in the eastern North Pacific.

Police are conducting an intensive hunt for the driver of the stolen car, and expect to make an arrest very soon, according to informed sources.

"Instead, I'd like you to contact Lieutenant Vale and begin a more intensive hunt for Will and his father."

I was going to add: such an intensive hunt as has been kept up over six years now.

He devoted a week to an intensive hunt for a home.

They started an intensive hunt.

In addition, the intensive hunt for Scud surface-to-surface missiles and their launchers continued, with allied pilots logging 150 missions.