hep vs on trend

hep

noun
  • hepatitis. 

  • An instance of crying hep!, especially as a call to attack Jewish people. 

intj
  • A rallying cry in attacks on the Jewish people. 

on trend

adj
  • Having characteristics which conform to current fashion trends. 

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