woodchip vs woodshaving

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. 

woodshaving

noun
  • A shaving from wood. 

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