Dixieland vs bebop

Dixieland

noun
  • A type of jazz that originated in New Orleans. 

name
  • The southern states of the US; Dixie. 

  • The southwestern corner of Utah; Dixie. 

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. 

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