raik vs round trip

raik

noun
  • A journey to transport something between two places; a run; also, the quantity of items so transported. 

  • A walk, or a journey taken (especially on foot); the act of taking a walk or journey. 

  • The pastureland over which animals graze; a range, a stray. 

  • The movement of animals while grazing. 

verb
  • To roam or wander through (somewhere). 

  • Of animals (especially sheep): to graze. 

  • To walk; to roam, to wander. 

round trip

noun
  • A trip from one destination to another and then returning to the starting location. 

  • The investment of a borrowed overdraft in order to make a profit in the same market. 

  • The export and eventual reimport of a file, data, etc. without loss of fidelity. 

  • In an oil-drilling operation, the raising, disassembly and replacement of the drilling equipment. 

  • A form of barter that involves the sale of an unused asset and the purchase of the same asset back again, or a similar one, typically used in accounting fraud. 

How often have the words raik and round trip occurred in a corpus of books? (source: Google Ngram Viewer )