The experience of people now working in retirement can offer valuable clues for those who come next.

The earthquake on Monday will provide valuable clues, he said.

His memories could be a valuable clue to that thing.

He's left a lot of stuff behind that might provide valuable clues.

In any case, the experience of the past might give many a valuable clue for further research.

But many say that race can be a valuable clue.

In doing so he would give the Regent some valuable clues.

"I think the description of that might give us a valuable clue."

There were valuable clues to be collected before members of the police force got a chance at them.

Just possibly she might find a valuable clue here that would make for a better understanding of Vatican.