combine vs incorporate

combine

verb
  • To bring (two or more things or activities) together; to unite. 

  • To have two or more things or properties that function together. 

  • In the game of casino, to play a card which will take two or more cards whose aggregate number of pips equals those of the card played. 

  • To come together; to unite. 

noun
  • Especially, a joint enterprise of whatever legal form for a purpose of business or in any way promoting the interests of the participants, sometimes with monopolistic or fraudulent intentions. 

  • An artwork falling between painting and sculpture, having objects embedded into a painted surface. 

  • An industrial conglomeration in a socialist country, particularly in the former Soviet bloc. 

  • A Test match in which applicants play in the hope of earning a position on a professional football team. 

  • A combine harvester 

incorporate

verb
  • To unite with a material body; to give a material form to; to embody. 

  • To mix (something in) as an ingredient; to blend 

  • To admit as a member of a company 

  • To form into a legal company. 

  • To include (another clause or guarantee of the US constitution) as a part (of the Fourteenth Amendment, such that the clause binds not only the federal government but also state governments). 

  • To include (something) as a part. 

  • To form into a body; to combine, as different ingredients, into one consistent mass. 

adj
  • Not consisting of matter; not having a material body; incorporeal; spiritual. 

  • Not incorporated; not existing as a corporation. 

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