cable car vs wagonload

cable car

noun
  • A hanging carriage or car for transporting people or cargo 

  • A streetcar moved by gripping to rotating loop of cable running along the track. 

  • Any passenger vehicle attached to a moving cable for propulsion, and guided by some form of rails, on a specially-built track not in a street. 

wagonload

noun
  • The load of a wagon. 

  • The amount that can be loaded onto a wagon. 

  • A type of freight train service in which individual wagons have separate destinations and/or cargos. 

  • A very large amount. 

How often have the words cable car and wagonload occurred in a corpus of books? (source: Google Ngram Viewer )