Collocations for unlucky - adj.

be, seem, sound
consider sb/sth
The number thirteen is traditionally considered unlucky.

extremely, fairly, very, etc.
desperately (esp. BrE)
She was desperately unlucky to fall as badly as she did.

a little, slightly, etc.
enough
soldiers who were unlucky enough to be captured

for
a date that is unlucky for that family

in
He was unlucky in love.

with (esp. BrE)
She has been very unlucky with injuries this year.

Unlucky is used with these nouns:
chance, number