asleep vs nonvalid

asleep

adj
  • Inattentive. 

  • In a state of sleep; also, broadly, resting. 

  • Having a numb or prickling sensation accompanied by a degree of unresponsiveness. 

  • Dead. 

nonvalid

adj
  • Not valid. 

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