fables vs mythology

fables

mythology

noun
  • Pervasive elements of a fictional universe that resemble a mythological universe. 

  • The collection of myths of a people, concerning the origin of the people, history, deities, ancestors and heroes. 

  • A similar body of myths concerning an event, person or institution. 

  • The systematic collection and study of myths. 

How often have the words fables and mythology occurred in a corpus of books? (source: Google Ngram Viewer )