benefit vs cooperation

benefit

noun
  • An advantage; help or aid from something. 

  • An event, such as a theatrical performance, given to raise funds for some cause. 

  • A payment made in accordance with an insurance policy or a public assistance scheme. 

  • Intended audience (as for the benefit of). 

verb
  • To be or to provide a benefit to. 

  • To receive a benefit (from); to be a beneficiary. 

cooperation

noun
  • Active help from a person, organization, etc., such as an orderly sharing of space or resources. 

  • The act of cooperating. 

  • Association for mutual benefit, such as for purposes of production or purchase. 

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