promo vs provocation

promo

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

verb
  • To promote; to publicize. 

provocation

noun
  • Something that provokes; a provocative act 

  • The second step in OPQRST regarding the investigation of what makes the symptoms MOI or NOI improve or deteriorate. 

  • The act of provoking, inciting or annoying someone into doing something 

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