SF/F/H vs non-mimetic fiction

SF/F/H

noun
  • The parent genre encompassing the genres of science fiction, fantasy fiction and horror fiction; speculative fiction; imaginative fiction; non-mimetic fiction. 

non-mimetic fiction

noun
  • Fiction not based on reality; fiction set in a fictional fantasy world that does not exist. 

How often have the words SF/F/H and non-mimetic fiction occurred in a corpus of books? (source: Google Ngram Viewer )