circuit rider vs televangelist

circuit rider

noun
  • An itinerant preacher, especially a Methodist. 

  • A computer consultant who advises non-profit organizations. 

  • A judge who holds court in a series of towns. 

televangelist

noun
  • A religious minister (often a Christian priest or minister) who devotes a large portion of his or her ministry to television broadcasts to a regular viewing audience. 

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