artesian bore vs artesian well

artesian bore

noun
  • A bore-hole drilled in an artesian basin to produce an artificial artesian well. 

artesian well

noun
  • A bore-hole in an artesian basin. 

  • An aquifer in which water rises to the surface under its own hydrostatic pressure. 

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