brushwood vs copse

brushwood

noun
  • Small trees and shrubs. 

  • Branches and twigs fallen from trees and shrubs. 

copse

noun
  • Any thicket of small trees or shrubs, coppiced or not. 

  • A coppice: an area of woodland managed by coppicing (periodic cutting near stump level). 

  • Any woodland or woodlot. 

verb
  • To trim or cut. 

  • To plant and preserve. 

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