ding-dong vs pitched battle

ding-dong

noun
  • A fight, an argument; a set-to. 

  • A penis. 

  • An idiot. 

  • A woman's breast. 

  • An attachment to a clock by which the quarter hours are struck upon bells of different tones. 

  • A sound made by a bell. 

verb
  • To ring with two tones, like a bell swinging back and forth. 

adj
  • Closely fought. 

pitched battle

noun
  • An intense, rancorous argument or confrontation. 

  • A battle which opposing forces anticipate and commit to fighting; a sustained, intense and confrontational fight. 

How often have the words ding-dong and pitched battle occurred in a corpus of books? (source: Google Ngram Viewer )