persecution vs sexual abuse

persecution

noun
  • The act of persecuting. 

  • A program or campaign to subjugate or eliminate a specific group of people, often based on race, religion, sexuality, or social beliefs. 

sexual abuse

noun
  • Any sexual activity that is undesired by one participant but forced on them nonetheless, especially when considered to be more sustained or frequent than an incident of sexual assault. 

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