Pill vs Ripple

Pill

name
  • A village in Pill and Easton-in-Gordano parish, North Somerset, Somerset, England (OS grid ref ST5275). 

  • A municipality of Tyrol, Austria. 

  • A surname. 

Ripple

name
  • A village and civil parish in Malvern Hills district, Worcestershire, England (OS grid ref SO8737). 

  • A village and civil parish in Dover district, Kent, England (OS grid ref TR3450). 

  • A surname. 

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