mumbo jumbo vs sorcery

mumbo jumbo

noun
  • A deity or other supernatural being said to have been worshipped by certain West African peoples; an idol. 

  • Any object of superstition; religious words and/or actions which are seen as superstitious or fraudulent. 

  • Any confusing or meaningless speech; nonsense, gibberish. 

sorcery

noun
  • Magical power; the use of witchcraft or magic arts. 

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