How could they be, in such a short period of time?

He worked as a teacher for a short period of time.

The rate is good for a short period of time.

"We are going to have to see results on the ground within a very short period."

I'm talking a very short period of time, like within a season.

You've come such a long way in a short period of time.

Let a short period of time go by, if possible, before your second meeting.

John has turned around two programs in a short period of time.

Not all in one day, but over a short period.

Several things happened in a very short period of time.