They'd concentrated all their efforts on trying to find her.

He concentrated his people's efforts on doing a few things well.

The first was passed by with a view to concentrating efforts on the second.

I think that is where we should now concentrate our efforts.

For the next 24 hours I concentrated all my efforts on the crisis.

We should therefore concentrate all our efforts on these human rights.

This is the area on which we should be concentrating our efforts over the coming months and years.

We'll only waste time we don't have in concentrating our efforts here.

"We are going to concentrate our efforts on improved results with the No. 8 car."

Since then the company has concentrated its efforts on the management and development of real estate.