tree fork vs wand

tree fork

noun
  • A bifurcation in the trunk of a tree giving rise to two roughly equal diameter branches. 

wand

noun
  • A stick, branch, or stalk, especially of willow. 

  • A hand-held narrow rod, usually used for pointing or instructing, or as a traditional emblem of authority. 

  • An instrument shaped like a wand, such as a curling wand. 

  • A card of a particular suit of the minor arcana in tarot, the wands. 

  • A stick or rod used by a magician (a magic wand), conjurer or diviner (divining rod). 

verb
  • To scan (e.g. a passenger at an airport) with a metal detector. 

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