Shelve vs Wool

Shelve

name
  • A hamlet in Worthen with Shelve parish, western Shropshire, England (OS grid ref SO3399). 

Wool

name
  • A village and civil parish in Dorset, England, previously in Purbeck district (OS grid ref SY8486). 

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