crank up vs promo

crank up

verb
  • To describe in praiseworthy terms; to promote. 

  • To increase, as the volume, power or energy of something. 

  • To start something mechanical, an act that often used to involve cranking. 

promo

verb
  • To promote; to publicize. 

noun
  • an interview or monologue intended to promote a character or an upcoming match. 

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