nobody vs rube

nobody

noun
  • Someone who is not important or well-known. 

pron
  • Not any person; the logical negation of somebody. 

rube

noun
  • An uninformed, unsophisticated, or unintelligent person. 

  • A person of rural heritage; a yokel. 

How often have the words nobody and rube occurred in a corpus of books? (source: Google Ngram Viewer )