bird of ill omen vs hoodoo

bird of ill omen

noun
  • A person who brings bad news 

hoodoo

noun
  • Supernatural bad luck, or something or someone believed to bring bad luck. 

  • A set of spiritual practices and traditions created and concealed from slave-owners by enslaved Africans in North America, based on traditional African beliefs. 

  • A tall thin spire of rock that protrudes from the bottom of arid basins and badlands. 

  • A practitioner of voodoo. 

verb
  • To jinx; to bring bad luck or misfortune to. 

How often have the words bird of ill omen and hoodoo occurred in a corpus of books? (source: Google Ngram Viewer )