But to him, the effect was worth the extra effort.

He kept up with little extra efforts now and again.

Members of the support staff made extra efforts as well.

"So we made an extra effort to go inside them early and often."

It takes an extra effort to show them that I'm a student, just like everyone else.

Joe is a man worth making extra effort to keep.

Now we have to give a little more extra effort.

But most of all, they trust him because he makes the extra effort for them.

We have come a long way, but extra effort is still needed.

The effect turned out to be worth the extra effort.