dead asleep vs jiggered

dead asleep

adj
  • Sleeping in a deep sleep 

jiggered

adj
  • Very tired. 

  • Damned, in the sense of "I'll be damned if...", expressing utter certainty. 

  • Broken. 

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