hit piece vs pasquinade

hit piece

noun
  • A published article or post aiming to sway public opinion by presenting false or biased information in a way that appears objective and truthful. 

pasquinade

noun
  • A lampoon, originally as published in public; a satire or libel on someone. 

verb
  • To satirize (someone) by using a pasquinade. 

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