Rhode Island vs South County

Rhode Island

name
  • The smallest state of the United States, formerly officially State of Rhode Island and Providence Plantations. 

  • The official name of Aquidneck Island. 

South County

name
  • Synonym of Washington County, Rhode Island. 

  • A region of St. Louis County, Missouri. 

  • A region of Worcester County, Massachusetts. 

How often have the words Rhode Island and South County occurred in a corpus of books? (source: Google Ngram Viewer )