instruction vs unbelief

instruction

noun
  • An instance of the information or knowledge so furnished. 

  • The act of instructing, teaching, or furnishing with information or knowledge. 

  • An order or command. 

  • A set of directions provided by a manufacturer for the users of a product or service. 

  • A single operation of a processor defined by an instruction set architecture. 

unbelief

noun
  • An absence (or rejection) of belief, especially religious belief 

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