How vs True

How

name
  • A town in Oconto County, Wisconsin, United States, named after Calvin F. How Jr. 

  • A surname. 

  • A hamlet in Hayton parish, City of Carlisle district, Cumbria, England (OS grid ref NY5056). 

True

name
  • A town in Rusk County, Wisconsin, United States. 

  • A surname. 

  • An unincorporated community in Summers County, West Virginia, United States. 

  • A townland in County Tyrone, Northern Ireland. 

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