portfolio vs recordkeeping

portfolio

noun
  • The collection of such documents, especially the works of an artist or photographer. 

  • The post and the responsibilities of a cabinet minister or other head of a government department. 

  • A collection of assets; (figurative) any collection of things considered as investments or assets. 

  • A range of products. 

  • A case for carrying papers, drawings, photographs, maps and other flat documents. 

  • The group of investments and other assets held by an investor. 

recordkeeping

noun
  • The creation, collection and management of records, especially of a business or governmental nature. 

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