As a result of the war, Americans had two main concerns.

My main concern is for the safety of the two young men.

But our main concern is the quality of life in the community.

"But when everybody has a job, then the economy is not their main concern."

What are their main concerns and how can you best meet them?

Certainly, our main concern is with the death of these two little children.

With his main concern out of the way, it was time to turn to the others.

His main concern was the two people he'd left behind.

But my main concern was getting work out of him.

I should now like to turn to my main concern.