come down to vs comprise

come down to

verb
  • To entirely depend upon a single factor; basically, ultimately or in essence. 

  • To reach by moving down or reducing. 

comprise

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

  • To contain or embrace. 

  • To compose; to constitute. 

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

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