come about vs sync

come about

verb
  • To come to pass; to develop; to occur; to take place; to happen; to exist. 

  • To tack; to change tack; to maneuver the bow of a sailing vessel across the wind so that the wind changes from one side of the vessel to the other; to position a boat with respect to the wind after tacking. See also come to. 

  • To change; to come round. 

sync

noun
  • A music synchronization license, allowing the music to be synchronized with visual media such as films. 

  • Harmony. 

verb
  • To synchronize, especially in the senses of data synchronization, time synchronization, or synchronizing music with video. 

  • To flush all pending I/O operations to disk. 

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