vamper vs work up

vamper

verb
  • To swagger; to make an ostentatious show. 

noun
  • One who vamps; one who creates or repairs by piecing old things together; a cobbler. 

work up

verb
  • To raise; to excite; to stir up. 

  • To give (a patient) a general medical examination to assess health and fitness. 

  • To develop. 

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