shaving vs woodchip

shaving

noun
  • A thin, shaved off slice of wood, metal, or other material. 

  • The action of having a shave. 

woodchip

noun
  • A small mechanically produced piece (chip) of wood, generally from 0.5 to 10 cm in diameter, used primarily as raw material for pulp, paper and construction boards, as well as fuel and mulch. 

  • A small fibre of wood; especially such material as used to make ingrain wallpaper, aka woodchip wallpaper. See Wikipedia article on ingrain wallpaper. 

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