string on vs tempt

string on

verb
  • To continue to convince (someone) of something untrue; to maintain a lie or scam aimed at (someone). 

tempt

verb
  • To provoke someone to do wrong, especially by promising a reward; to entice. 

  • To attract; to allure. 

  • To provoke something; to court. 

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