goatfucker vs raghead

goatfucker

noun
  • Term of abuse, especially for a Middle Eastern or North African person. 

raghead

noun
  • A Muslim, Arab, Hindu, Sikh, Indian or member of any group that traditionally wears a headdress such as a turban, keffiyeh or headscarf. 

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