fossick vs look around

fossick

verb
  • To search for something; to rummage. 

  • To search for gems, gold, etc., on the surface or in abandoned workings. 

  • To be troublesome. 

  • To elicit information; to ferret out. 

look around

verb
  • To search a place. 

  • Used other than figuratively or idiomatically: see look, around. 

  • To take note of what is going on; to make oneself aware. 

  • To turn one's head to see what is behind oneself. 

  • To inspect a building or area. 

How often have the words fossick and look around occurred in a corpus of books? (source: Google Ngram Viewer )