brackish water vs brine

brackish water

noun
  • Water whose salinity falls between that of fresh water and that of seawater. 

brine

noun
  • Salt water; water saturated or strongly impregnated with salt; a salt-and-water solution for pickling. 

  • The sea or ocean; the water of the sea. 

verb
  • To prepare and flavor food (especially meat) for cooking by soaking in a salt solution. 

  • To preserve food in a salt solution. 

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