stoker vs stud poker

stoker

noun
  • A device for stoking a fire; a poker. 

  • A person who stokes, especially one on a steamship or steam train, who stokes coal in the boilers. 

  • A person who pedals on the back of a tandem bicycle. 

  • A device that feeds coal into a furnace, etc., automatically. 

stud poker

noun
  • Any of several versions of poker in which some cards are dealt face-down and some face-up. 

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