fighting vs in contention

fighting

noun
  • A fight or battle; an occasion on which people fight 

  • The act or process of contending; violence or conflict. 

adj
  • Engaged in war or other conflict. 

  • Apt to provoke a fight. 

in contention

prep
  • Used other than figuratively or idiomatically: see in, contention. 

  • Contending for a title or championship. 

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