confines vs magistracy

confines

noun
  • The scope or range of a subject. 

  • Elements that restrain someone. 

  • The borders or limits of an area. 

magistracy

noun
  • The dignity or office of a magistrate. 

  • The collective body of magistrates. 

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