exploitation vs misemployment

exploitation

noun
  • The improper use of something for selfish purposes. 

  • The act or result of forcibly depriving someone of something to which they have a natural right. 

  • The act of utilizing something; industry. 

  • The marketing and promotion of a film. 

misemployment

noun
  • Wrong or unsuitable employment; misuse. 

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