A _____ of thieves
A gang/pack of thieves
A ------------------ of books.
A pile/ library of books.
A _____ of puppies
A litter of puppies
A _____ of dancers
A troupe of dancers
A _____ of deer
A herd of deer
A _____ of mountains
A range of mountains
A _____ of experts
A panel of experts
A ____ of birds
A flock of birds
A _____ of lions
A pride of lions
A _____ of students
A class of students
A _____ of singers
A choir of singers
A _____ of wolves
A pack of wolves
A _____ of players
A team of players
A _____ of flowers
A bunch/bouquet of flowers