cinematograph vs screenplay

cinematograph

verb
  • To employ the techniques of cinematography. 

noun
  • A camera that could develop its own film and served as its own projector. 

screenplay

verb
  • To write a screenplay. 

noun
  • A script for a movie or a television show. 

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