Swan vs founder

Swan

noun
  • someone connected with Swansea City Football Club, as a fan, player, coach, etc. 

  • someone connected with the Sydney Swans, as a fan, player, coach, etc. 

name
  • A surname transferred from the nickname. 

founder

noun
  • One who founds or establishes (especially said of a company, project, organisation, state). 

  • One who casts metals in various forms; a caster. 

  • The iron worker in charge of the blast furnace and the smelting operation. 

  • A severe laminitis of a horse, caused by untreated internal inflammation in the hooves. 

  • Someone for whose parents one has no data. 

verb
  • To flood with water and sink. 

  • To fail; to miscarry. 

  • To disable or lame (a horse) by causing internal inflammation and soreness in the feet or limbs. 

  • To fall; to stumble and go lame, as a horse. 

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