gonorrhea vs herpes

gonorrhea

noun
  • A sexually transmitted infection caused by Neisseria gonorrhoeae, a species of bacteria (the gonococcus) that affects the mucous membrane of the genital and urinary tracts. 

herpes

noun
  • A viral infection, caused by Human alphaherpesvirus 1 and Human alphaherpesvirus 2, marked by painful, watery blisters in the skin or mucous membranes or on the genitals. 

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