The room itself was dark, the better to allow the participants to concentrate on the work at hand.

He allowed them to take credit for domestic policy and allow him to concentrate on foreign affairs.

This would allow him to concentrate more of his attention on economic problems.

"If you allow me to concentrate, it will not take long either."

We sit in teams, allowing us to concentrate on the current goal.

Federal officials said the proposed changes would allow them to concentrate on homes with serious problems.

This could be important because it allows Democrats to concentrate their resources in other states.

Her private income allowed Patrick to concentrate on his writing.

"This will allow us to concentrate on a specific set of problems," she said.

"Having all women definitely allowed us to concentrate on the science."