pitch and toss vs throwing

pitch and toss

noun
  • A game in which coins are thrown at a mark, the person who throws nearest having the right of tossing all the coins, and keeping those which come down head uppermost. 

  • Careless treatment of something, or trusting to luck about it. 

  • A game played by tossing a coin and calling heads or tails. 

throwing

noun
  • The act by which something is thrown. 

  • The process of making ceramic ware on the potter's wheel 

How often have the words pitch and toss and throwing occurred in a corpus of books? (source: Google Ngram Viewer )