smoked Irishman vs spade

smoked Irishman

spade

verb
  • To turn over soil with a spade to loosen the ground for planting. 

noun
  • A garden tool with a handle and a flat blade for digging. Not to be confused with a shovel which is used for moving earth or other materials. 

  • A playing card marked with the symbol ♠. 

  • A castrated man or animal. 

  • A black person. 

  • A cutting instrument used in flensing a whale. 

  • A hart or stag three years old. 

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