Svan vs Swan

Svan

name
  • A South Caucasian language of Caucasian Georgia, related to Georgian, Laz, and Mingrelian. 

noun
  • A person from Svaneti, or a descendant of Svan people. 

Swan

name
  • A surname transferred from the nickname. 

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. 

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