butcher's hook vs butchershop

butcher's hook

noun
  • Synonym of butcher's 

  • A hook used by a butcher for hanging carcasses or meat. 

butchershop

noun
  • A butcher's shop; a store that sells meat. 

How often have the words butcher's hook and butchershop occurred in a corpus of books? (source: Google Ngram Viewer )