Field vs Savanna

Field

name
  • An unincorporated community in Bell County, Kentucky, United States. 

  • A locality in south-east South Australia. 

  • A hamlet in Leigh parish, East Staffordshire district, Staffordshire, England (OS grid ref SK0233). 

  • An unincorporated community near Field Hill within Yoho National Park, British Columbia, Canada, named after Cyrus West Field. 

  • A community in West Nipissing, Northeastern Ontario, Canada. 

  • A neighbourhood of Nokomis, Minneapolis, Minnesota, USA. 

  • A surname. 

Savanna

name
  • A city in Carroll County, Illinois, United States, across the Mississippi from Iowa. 

  • A female given name transferred from the place name, of modern usage, variant of Savannah. 

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