back up vs move

back up

verb
  • To move backwards, especially for a vehicle to do so. 

  • For the non-striker to take a few steps down the pitch, in preparation to taking a run, just as the bowler bowls the ball. 

  • To copy (data) so that it can be restored if the main copy is lost. 

  • To undo one's actions. 

  • For a fielder to position himself behind the wicket (relative to a team-mate who is throwing the ball at the wicket) so as to stop the ball, and prevent overthrows. 

  • To fill up because of a backlog. 

  • To halt the flow or movement of something. 

  • To provide support or the promise of support to. 

  • To reconsider one's thoughts. 

  • To move a vehicle backwards. 

  • Coordinate terms: back away, back off, stand back 

move

verb
  • To change place or posture; to go, in any manner, from one place or position to another. 

  • To cause to change place or posture in any manner; to set in motion; to carry, convey, draw, or push from one place to another 

  • To arouse the feelings or passions of; especially, to excite to tenderness or compassion, to excite (for example, an emotion). 

  • To excite to action by the presentation of motives; to rouse by representation, persuasion, or appeal; to influence. 

  • To change residence, for example from one house, town, or state, to another; to go and live at another place. See also move out and move in. 

  • To request an action from the court. 

  • To transfer (a piece) from one space or position on the board to another. 

  • To sell or market (especially physical inventory or illicit drugs). 

  • To propose; to recommend; specifically, to propose formally for consideration and determination, in a deliberative assembly; to submit 

  • To act; to take action; to begin to act 

noun
  • The event of changing one's residence. 

  • A change in strategy. 

  • A round, in which each player has a turn. 

  • The act of moving a token on a gameboard from one position to another according to the rules of the game. 

  • The act of moving; a movement. 

  • An act for the attainment of an object; a step in the execution of a plan or purpose. 

  • A transfer, a change from one employer to another. 

  • A formalized or practiced action used in athletics, dance, physical exercise, self-defense, hand-to-hand combat, etc. 

How often have the words back up and move occurred in a corpus of books? (source: Google Ngram Viewer )