Chesterfield vs District

Chesterfield

name
  • Any of a number settlements. 

  • A market town and borough in Derbyshire, England, United Kingdom. 

  • A town, the county seat of Chesterfield County, South Carolina, United States. 

  • A municipality of St. Louis County, Missouri, United States. 

District

name
  • Any of numerous governmental districts. 

  • The District Line of the London Underground, originally known as the District Railway. 

  • The District of Columbia, the federal district of the United States. 

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