One official said last night that the area could turn out to hold the most important clues to the cause of the crash.

Police finally break the case after receiving an important clue.

The most important clue was something I didn't want the kids to know about.

These were the two places that gave the important clue.

"And that was really the most important clue of all."

You may have noticed some important clue that I didn't.

She knew that this was an important clue to her new life.

Often workers followed the rules, but missed important clues to a family's serious problems, the report says.

Still, it provides an important clue to the mind set of this Administration.

As to my sign, you've already been given an important clue.