combat vs take the field against

combat

noun

  • A battle, a fight (often one in which weapons are used). 

  • a struggle for victory 

verb

  • To fight; to struggle against. 

  • To fight (with); to struggle for victory (against). 

take the field against

How often have the words combat and take the field against occurred in a corpus of books? (source: Google Ngram Viewer )