flying dragon vs python

flying dragon

noun
  • Any lizard in the genus Draco. 

  • Draco volans, a gliding lizard endemic to Southeast Asia. 

  • Used other than figuratively or idiomatically: see flying, dragon. 

python

noun
  • A type of large constricting snake. 

  • A penis. 

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