I think you might be able to help me find out how this mistake happened.

"I'll check them over and try to find out where the mistake happened."

When mistakes have happened in my career, it has been because I didn't focus.

After all, how could mistakes like this happen in America?

He was determined never to let that mistake happen again.

So, in these cases, it is likely that mistakes will happen.

You should be in tune with your own needs and body, because mistakes do happen.

Reportedly these mistakes happened more often in the early 1990s.

This may seem simple enough, mistakes and errors will happen.

And look how even with all those precautions in place, a mistake can happen.