awake vs keeping one's eyes peeled

awake

adj
  • Not asleep; conscious. 

  • Alert, aware. 

verb
  • To come out of a state of inaction or dormancy. 

  • To cause (somebody) to stop sleeping. 

  • To make aware of something. 

  • To rouse from a state of inaction or dormancy. 

  • To become conscious after having slept. 

  • To excite or to stir up something latent. 

keeping one's eyes peeled

How often have the words awake and keeping one's eyes peeled occurred in a corpus of books? (source: Google Ngram Viewer )