machination(s) vs manipulation

machination(s)

manipulation

noun
  • The practice of manipulating or the state of being manipulated. 

  • The usage of psychological influence over a person, event, or situation to gain a desired outcome. 

  • The skillful use of the hands in, for example, chiropractic. 

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