centralize vs localize

centralize

verb
  • To move things physically towards the centre; to consolidate or concentrate 

  • To move power to a single, central authority 

localize

verb
  • To make local; to fix in, or assign to, a definite place. 

  • To adapt a product for use in a particular country or region, typically by translating text into the language of that country and modifying currencies, date formats, etc. 

  • To determine where something takes place or is to be found. 

  • To adapt translated text to fit a local culture; to domesticate. 

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