American kids have no clue how the rest of the world lives.

If they call back, tell them to give us a clue.

Another part of the study gave some clue about why.

We have no clue what either of them are thinking.

But we will just have to find our own clues.

He does not have a clue how to make things happen in Washington.

They either had no clue, or did exactly the wrong thing.

They had no more clue than he did what she was talking about.

She had no clue to what he was getting at.

One or other of these could always give you a clue.

His words gave no clue what the call was about.

Perhaps what little she did understand would provide the clues he needed.

He wanted me to watch for any possible clues to their being here.

No one had a clue as to where they might be now.

I may even have a clue as to the system.

The clues were all here, right in front of me.

But they gave me no clue which way to turn.

The answer to the last question is her clue to the whole problem.

Sometimes, you have to look for clues within the man.

Her name should have been a clue from the start.

He had no clue to what was in her mind.

The end result was, no one had any clues at all.