common land vs moor

common land

noun
  • an area of land in the United Kingdom or Ireland that is open to the public at all times and until the 18th century would have been land that was free for anybody to graze their animals on (often shortened to common). 

  • collectively, all the common land in one of those two countries. 

moor

noun
  • An extensive waste covered with patches of heath, and having a poor, light soil, but sometimes marshy, and abounding in peat; a heath 

  • A game preserve consisting of moorland. 

verb
  • To fix or secure (e.g. a vessel) in a particular place by casting anchor, or by fastening with ropes, cables or chains or the like. 

  • To secure or fix firmly. 

  • To cast anchor or become fastened. 

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