fair chance
sporting chance

Almost anyone had a fair chance of getting away with something once.

Even so a man stood a fair chance at first.

You will have a fair chance of getting away with it.

Now what I do is give everyone a fair chance.

Give him a fair chance to see what he's up against.

And he says you have to give me a fair chance.

She would give sleep one more fair chance first, though.

I've never had what one may call a fair chance.

Women always seemed to club together so a man never had a fair chance.

At least, I had a fair chance to get away.