burrow vs quarrying

burrow

noun
  • A tunnel or hole, often as dug by a small creature. 

  • A heap or heaps of rubbish or refuse. 

verb
  • (with adverbial of direction) to move underneath or press up against in search of safety or comfort 

  • (with into) to investigate thoroughly 

  • to dig a tunnel or hole 

quarrying

noun
  • A small piece of stone chipped off any stone found in a quarry. 

  • The extraction of material from a quarry. 

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