Sole vs Till

Sole

name
  • A sea area, corresponding to the Sole Bank, to the north of FitzRoy 

Till

name
  • A river in Lincolnshire, England, United Kingdom 

  • A river in Northumberland, England, United Kingdom, tributary to the Tweed. 

  • A river in Wiltshire, England, United Kingdom 

  • A surname. 

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