Cocker vs Sway

Cocker

name
  • A river in Cumbria, England, which joins the Derwent at Cockermouth. 

  • A surname. 

  • A short river in Lancashire, England, which flows into the Lune estuary. 

Sway

name
  • A village in Hampshire, England. 

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