Collocations for clue - noun

good, important, useful, valuable
vital
obvious
subtle
visual
cryptic

contain, have, hold
The picture contains subtle clues about the site's history.
Diet may hold the clue to the causes of migraine.

give (sb), offer, yield
The hat gives a clue to the identity of the killer.
The letter yielded no clues.

furnish (sb with), provide (sb with), supply (sb with)
leave, leave behind
The burglar left no clues.

hunt for, look for, search for
discover, find, uncover
decipher, piece together
miss
We must have missed some vital clue.

follow
follow up

clue about
This research might provide an important clue about how cancer develops.

clue (as) to
a clue as to her whereabouts