cunning folk vs soothsayer

cunning folk

noun
  • professional or semi-professional practitioners of magic (who were often charlatans) who were active from at least the 15th up until the early 20th century. 

soothsayer

noun
  • One who predicts the future, using magic, intuition or intelligence; a diviner. 

  • A mantis or rearhorse. 

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