continuant vs matter of fact

continuant

noun
  • An endurant. 

  • A determinant formed from a tridiagonal matrix. 

  • A linguistic sound other than a stop. 

adj
  • Continuing; prolonged; sustained. 

matter of fact

noun
  • a fact 

  • a more factual correction 

  • something completely true 

  • An issue concerning the factual circumstances of a cause of action that is to be tried or proved; an allegation forming the basis of a claim or defense, as opposed to a matter of law. 

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