give someone the runaround vs scare off

give someone the runaround

verb
  • To delay, dodge, or frustrate (someone), especially by providing useless information or directions. 

scare off

verb
  • To deter 

  • To cause (something) to flee by frightening it. 

How often have the words give someone the runaround and scare off occurred in a corpus of books? (source: Google Ngram Viewer )