comprise vs constitute

comprise

verb
  • To compose; to constitute. 

  • To contain or embrace. 

  • To include, contain, or be made up of, defining the minimum elements, whether essential or inessential to define an invention. 

  • To be made up of; to consist of (especially a comprehensive list of parts). 

constitute

verb
  • To make up; to compose; to form. 

  • To set up; to establish; to enact. 

  • To appoint, depute, or elect to an office; to make and empower. 

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