beat about vs frisk

beat about

frisk

noun
  • A little playful skip or leap; a brisk and lively movement. 

  • The act of frisking, of searching for something by feeling someone's body. 

verb
  • To frolic, gambol, skip, dance, leap. 

  • To search (someone) by feeling their body and clothing. 

How often have the words beat about and frisk occurred in a corpus of books? (source: Google Ngram Viewer )