Axe vs Dart

Axe

name
  • A river in Somerset, England, which flows into the Bristol Channel at Weston-super-Mare. 

  • A river in Dorset, Somerset, and east Devon, England, which flows into Lyme Bay at Seaton. 

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 Axe and Dart occurred in a corpus of books? (source: Google Ngram Viewer )