pass the hat vs scrounge

pass the hat

verb
  • To ask for money, especially from a group of people; to solicit donations or contributions. 

scrounge

verb
  • To hunt about, especially for something of nominal value; to scavenge or glean. 

  • To obtain something of moderate or inconsequential value from another. 

noun
  • Someone who scrounges; a scrounger. 

How often have the words pass the hat and scrounge occurred in a corpus of books? (source: Google Ngram Viewer )