strive vs toil

strive

verb
  • To struggle in opposition; to be in contention or dispute; to contend; to contest. 

  • To try to achieve a result; to make strenuous effort; to try earnestly and persistently. 

  • To vie; to compete as a rival. 

toil

verb
  • To struggle. 

  • To labour; work. 

  • To weary through excessive labour. 

  • To work (something); often with out. 

noun
  • Trouble, strife. 

  • Labour, work, especially of a grueling nature. 

  • A net or snare; any thread, web, or string spread for taking prey. 

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