Lance vs Ralph

Lance

name
  • A male given name from the Germanic languages, pet form of Lancelot or transferred use of the surname; by folk etymology associated with a lance. 

  • A surname originating as a patronymic. 

Ralph

name
  • A male given name from the Germanic languages. 

  • A surname originating as a patronymic. 

  • Fictional person used in references to vomiting. 

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