charabanc vs four-in-hand

charabanc

noun
  • A horse-drawn, and then later, motorized omnibus with open sides, and often, no roof. 

  • A derisive term for a car, bus, train or other vehicle that is poor quality, slow or overcrowded. 

verb
  • To travel or convey by charabanc. 

four-in-hand

noun
  • A carriage drawn by four horses controlled by one driver; a coach-and-four. 

  • A slip knot with one end hanging in front of the other; a simple necktie. 

How often have the words charabanc and four-in-hand occurred in a corpus of books? (source: Google Ngram Viewer )