bailie vs city manager

bailie

noun
  • A municipal officer in Scotland corresponding to an English alderman. 

  • A bailiff. 

  • The chief magistrate of a Scottish barony or part of a county, with functions like a sheriff's. 

city manager

noun
  • A municipal official responsible for the operations of a city, usually appointed by a town or city council rather than elected. 

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