coprime vs disjoint

coprime

adj
  • Having no positive integer factors, aside from 1, in common with one or more specified other positive integers. 

  • Whose greatest common divisor is a nonzero constant (i.e., polynomial of degree 0). 

  • Having no positive integer factors in common, aside from 1. 

disjoint

adj
  • Of two or more sets, having no members in common; having an intersection equal to the empty set. 

  • Not smooth or continuous; disjointed. 

verb
  • To break the natural order and relations of; to make incoherent. 

  • To render disjoint; to remove a connection, linkage, or intersection. 

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