reimbursement vs remuneration

reimbursement

noun
  • The act of compensating someone for an expense. 

remuneration

noun
  • A recompense for a loss; compensation. 

  • A payment for work done; wages, salary, emolument. 

  • Something given in exchange for goods or services rendered. 

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