chipping vs fragmentation

chipping

noun
  • The act of breaking something into small fragments, or of removing fragments from pottery etc. 

  • A fragment broken off a larger material. 

fragmentation

noun
  • The act of fragmenting or something fragmented; disintegration. 

  • The breaking up and dispersal of a file into non-contiguous areas of a disk. 

  • The process by which fragments of an exploding bomb scatter. 

  • The breaking up of a data packet when larger than the transmission unit of a network. 

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