Blackthorn vs Hawthorn

Blackthorn

name
  • A village and civil parish in Cherwell district, Oxfordshire, England (OS grid ref SP6219). 

Hawthorn

name
  • A village and civil parish in County Durham, England (OS grid ref NZ4145). 

  • A hamlet in Four Marks parish, East Hampshire district, Hampshire, England (OS grid ref SU6733). 

  • A borough in Clarion County, Pennsylvania, United States. 

  • A suburban area in Pontypridd community, Rhondda Cynon Taf county borough, Wales (OS grid ref ST0987). 

  • A suburb of Adelaide, in the City of Mitcham, South Australia. 

  • A surname. 

  • An inner suburb of Melbourne, in the City of Boroondara, Victoria, Australia. 

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