clodhopper vs good old boy

clodhopper

noun
  • A peasant or yokel. 

  • Any kind of shoe. 

  • A strong shoe for heavy-duty use, a boot. 

  • Wheatear; any of various passerine birds. 

  • A clumsy or foolish person. 

  • United States Navy ankle length work shoes, distinct from dress shoes or combat boots. 

good old boy

noun
  • A friendly, unambitious, relatively uneducated, sometimes racially biased or misogynistic white man who embodies the stereotype of the folksy culture of the rural southern USA. 

  • A male friend or chum, especially a schoolmate; a man with an established network of friends who assist one another in social and business situations; a decent, dependable fellow. 

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