As the thought entered his mind, another followed in unusually rapid sequence.

The unusually rapid response represented a new phase for the Kerry campaign, which had been accused of letting too many attacks go by last month.

The Shadow's agent had made an unusually rapid trip to his destination.

It was a very astonishing year altogether, for things seemed to happen in an unusually rapid and delightful manner.

By 1804 he had risen to the rank of lieutenant, an unusually rapid progression in the ranks.

But they added that the company's response was unusually rapid - and telling.

The article noted the unusually rapid progress of the case through the judicial system.

The upward motion was unusually rapid for a grav shaft.

He experienced an unusually rapid rise in rank and died when he was only 29 years old.

David Cone sensed that the plane reached the runway at an unusually rapid rate of speed.