bug juice vs rot gut

bug juice

noun
  • Moonshine (an illicitly distilled alcoholic beverage). 

  • An artificially fruit-flavored beverage, made from a powdered concentrate and water, that is often served at American residential camps; Kool-Aid or a generic equivalent. 

  • Insect repellent. 

rot gut

adj
  • Unrefined, low quality. 

How often have the words bug juice and rot gut occurred in a corpus of books? (source: Google Ngram Viewer )