enchase vs lithograph

enchase

verb
  • To decorate with jewels, or with inlaid ornament. 

  • To cut or carve, as with a weapon. 

  • To be a setting for. 

  • To set (a gemstone etc.) into. 

lithograph

verb
  • To create a copy of an image through lithography. 

noun
  • A printed image produced by lithography. 

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