National Capital Region vs Ottawa-Hull

National Capital Region

name
  • The bi-provincial metropolitan region of the capital of Canada, Ottawa. 

  • The seat of government and one of three defined metropolitan areas in the Philippines. 

Ottawa-Hull

name
  • The National Capital Region (NCR) of Canada; Former name of Ottawa-Gatineau. 

How often have the words National Capital Region and Ottawa-Hull occurred in a corpus of books? (source: Google Ngram Viewer )