chapter vs what’s going down

chapter

verb
  • To put into a chapter. 

  • To use administrative procedure to remove someone. 

  • To take to task. 

  • To divide into chapters. 

noun
  • A community of canons or canonesses. 

  • An assembly of monks, prebendaries and/or other clergymen connected with a cathedral, conventual or collegiate church, or of a diocese, usually presided over by the dean. 

  • A meeting of certain organized societies or orders. 

  • A sequence (of events), especially when presumed related and likely to continue. 

  • An organized branch of some society or fraternity, such as the Freemasons. 

  • An administrative division of an organization, usually local to a specific area. 

  • A chapter house 

  • A bishop's council. 

  • One of the main sections into which the text of a book is divided. 

  • A section of a work, a collection of works, or fragments of works, often manuscripts or transcriptions, created by scholars or advocates, not the original authors, to aid in finding portions of the texts. 

what’s going down

How often have the words chapter and what’s going down occurred in a corpus of books? (source: Google Ngram Viewer )