cabaret vs discotheque

cabaret

noun
  • The nightclub or restaurant where such entertainment is held. 

  • A strip club. 

  • Live entertainment held in a restaurant or nightclub; the genre of music associated with this form of entertainment, especially in early 20th century Europe. 

discotheque

noun
  • A nightclub where dancing takes place. 

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