I wouldn't want you to take one of them down by mistake.

"God knows what could happen if you have to face one of those guys by mistake in the street."

I might get up for one thing and put back another by mistake.

Don't stop him if he goes in; you might get the wrong man by mistake.

The bill, you see, had first come to me by mistake.

And of course you wouldn't want to do that by mistake.

I walked in the front bit by mistake on my first day.

They sent someone else home in my place by mistake.

They are also learning by their mistakes, as others did in the past.

Just in case I was still here and might eat it by mistake?