student vs trainer

student

noun
  • A person who is enrolled at a college or university (as contrasted with a pupil or schoolchild attending a primary or secondary school). 

  • A person who studies or learns about a particular subject. 

  • A person who is formally enrolled at a school, a college or university, or another educational institution. 

trainer

noun
  • A person responsible for treating injuries sustained by players during matches; a physiotherapist. 

  • A person who trains another; a coach. 

  • A patch for a video game that applies cheats. 

  • A running shoe or sneaker. 

  • A piece of indoor equipment allowing a bicycle to be ridden while stationary. 

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