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% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Clio and Calliope:

MUSES: Calliope, Clio, Erato, etc.
MUSES: Calliope, Clio et al.
MUSE: Calliope or Clio
ERATO: Sister of Clio and Calliope
MUSES: Clio and Calliope
MUSES: Calliope and Clio, for two
MUSES: Calliope and Clio
MUSE: Clio or Calliope