dead duck vs kiss of death

dead duck

noun
  • A project that is doomed to failure from the start. 

  • One who is in serious danger or trouble. 

kiss of death

noun
  • Something that may seem good and favourable but that actually brings ruin to hopes, plans, etc. 

  • A kiss on the cheek that signifies the death of the receiver, as delivered by a mob boss or one with such influence. 

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