Champ vs Dart

Champ

name
  • A large aquatic creature, similar to the Loch Ness monster, which supposedly lives in Lake Champlain, located on the shared borders of the American states of Vermont and New York and the Canadian province of Quebec. 

Dart

name
  • A river in Devon, England, which flows from Dartmoor to the English Channel at Dartmouth. 

  • A town in Ontario, Canada 

  • A surname from Middle English. 

noun
  • An officer trained at Britannia Royal Naval College, Dartmouth, England. 

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