Mainland vs Reserve

Mainland

name
  • A historical region in British Columbia, British North America, British Empire 

  • The largest island in the Orkney Islands council area, to the north of Scotland. 

  • The largest island in the Shetland Islands council area, to the north of both Orkney and Scotland. 

Reserve

name
  • A city in Kansas. 

  • A census-designated place in Louisiana. 

  • A census-designated place in Montana. 

  • A village, the county seat of Catron County, New Mexico. 

  • A census-designated place in Wisconsin. 

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