Empire vs Helm

Empire

name

  • A census-designated place in Stanislaus County, California, United States. 

  • A census-designated place in Washoe County, Nevada, United States. 

adj

  • Following or imitating a style popular during the First French Empire (1804–1814). 

  • Having the waistline just below the bust; featuring an empire waist. 

Helm

name

  • An unincorporated community in Fresno County, California, United States. 

  • The only named wind in the British Isles. It blows westward from the Pennine fells over Cumbria and is often accompanied by a line of clouds on top of the hills called the Helm Bar. 

  • An unincorporated community in Pulaski County, Missouri, United States. 

  • An unincorporated community in Russell County, Kentucky, United States. 

  • A surname. 

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