snippet vs tranche

snippet

verb
  • To produce a snippet (small part) of; to excerpt. 

  • To make small cuts, to snip, particularly with scissors. 

noun
  • A small part of something, such as a song or fabric; sample. 

  • A text file containing a relatively small amount of code, useless by itself, along with instructions for inserting that code into a larger codebase. 

tranche

verb
  • To divide into tranches. 

noun
  • A distinct subdivision of a single policyholder's benefits, typically relating to separate premium increments. 

  • One of a set of classes or risk maturities that compose a multiple-class security, such as a CMO or REMIC; a class of bonds. Collateralized mortgage obligations are structured with several tranches of bonds that have various maturities. 

  • A pension scheme's or scheme member's benefits relating to distinct accrual periods with different rules. 

  • A slice, section or portion. 

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