drumfire vs squall

drumfire

noun
  • Heavy, continuous, rapid gunfire. 

squall

noun
  • A sudden storm, as found in a squall line. 

  • A loud cry or wail. 

  • A squall line, multicell line, or part of a squall line. 

verb
  • To cry or wail loudly. 

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