Age of Aquarius vs supernaturalist

Age of Aquarius

name
  • A historical period corresponding to the astrological sign of Aquarius, concerning the timing of which (past, present, or future) there is a wide range of views. 

  • The period, roughly from the mid-1960s to the early-1970s, when New Age culture and the hippie movement were at their peaks, associated with belief in enhanced spiritual enlightenment, universal love, and personal liberation. 

supernaturalist

noun
  • An advocate of supernaturalism. 

  • A person who believes in the supernatural. 

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