direction vs handover

direction

noun
  • The work of the director in cinema or theater; the skill of directing a film, play etc. 

  • Guidance, instruction. 

  • A general trend for future action. 

  • A theoretical line (physically or mentally) followed from a point of origin or towards a destination. May be relative (e.g. up, left, outbound, dorsal), geographical (e.g. north), rotational (e.g. clockwise), or with respect to an object or location (e.g. toward Boston). 

handover

noun
  • The transference of authority, control, power or knowledge from one agency to another, or from one state to another. 

  • the process of transferring an ongoing call or data session from one channel connected to the core network to another channel. 

  • The transfer of goods from the dealer to the purchaser, often of illegal goods. 

  • the process of transferring satellite control responsibility from one earth station to another without loss or interruption of service. 

  • The information passed on in such a case. 

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