contend vs vie

contend

verb
  • To be in opposition; to contest; to dispute; to vie; to quarrel; to fight. 

  • To be in debate; to engage in discussion; to dispute; to argue. 

  • To believe (something is reasonable) and argue (for it); to advocate. 

  • To struggle or exert oneself to obtain or retain possession of, or to defend. 

  • contend with: To try to cope with a difficulty or problem. 

vie

verb
  • To fight for superiority; to contend; to compete eagerly so as to gain something. 

  • To stake a sum of money upon a hand of cards, as in the old game of gleek. See revie. 

  • To do or produce in emulation, competition, or rivalry; to put in competition; to bandy. 

  • To stake; to wager. 

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