satisfy vs turn on to

satisfy

verb
  • To do enough for; to meet the needs of; to fulfill the wishes or requirements of. 

  • To cause (a sentence) to be true when the sentence is interpreted in one's universe. 

  • To pay to the extent of what is claimed or due. 

  • To answer or discharge (a claim, debt, legal demand, etc.); to give compensation for. 

turn on to

How often have the words satisfy and turn on to occurred in a corpus of books? (source: Google Ngram Viewer )