horoscopy vs sleight of hand

horoscopy

noun
  • The casting of horoscopes. 

  • The aspect of the stars at the time of a person's birth. 

sleight of hand

noun
  • The required digital dexterity behind magic tricks and illusions. 

  • A performance of such skill. 

  • Any form of skillful deception. 

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