Worse, she could extract no helpful clues from this man's mind.

Britric's narrowed glance flickered from one face to the other, and found no helpful clue.

Etymological considerations also provide helpful clues about the direction of dependencies.

(b) have the patience to search for helpful clues.

He thinks this will be a helpful clue, but the injured crewman is not referred to in the rest of the story.

If their hollow looks were any indication, however, helpful clues were apparently very hard to come by.

We had worked with the kids on test strategies and how to find helpful clues.

This is an enormously helpful clue when trying to identify a tree.

These are helpful clues as to what is what next spring.

The shape of the shell gives helpful clues about how a turtle lives.