This suggests that there's a certain amount of effort involved in the process.

Despite a huge amount of effort and commitment it hasn't quite come off for him yet.

It had taken an extraordinary amount of work and effort.

Standing took some balancing and no small amount of effort.

Either approach takes only a small amount of time and effort.

The amount of effort they put into their work is amazing.

A fair amount of effort had gone into trying not to think.

What amount of effort and time are required to complete the project?

For some years there has been a huge amount of effort going into historical research on Africa.

We're going to an extraordinary amount of effort to be correct.