look out vs re-view

look out

verb
  • Used other than figuratively or idiomatically: see look, out. 

  • To be vigilant and aware often as an imperative to alert a person to danger. 

  • To find by looking: to hunt out. 

  • To be facing (used with "on"). 

re-view

verb
  • To view (something) again. 

How often have the words look out and re-view occurred in a corpus of books? (source: Google Ngram Viewer )