bebop vs hot jazz

bebop

noun
  • An early form of modern jazz played by small groups and featuring driving rhythms and complex, often dissonant harmonies. 

verb
  • To participate in bebop jazz, such as by dancing in a way associated with the genre. 

  • To walk in an easygoing, carefree manner. 

hot jazz

noun
  • Synonym of Dixieland (“jazz music subgenre”) 

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