darning needle vs sewing needle

darning needle

noun
  • A damselfly, or a dragonfly that resembles one. 

  • Used other than figuratively or idiomatically: A needle used for darning. 

sewing needle

noun
  • A dragonfly or damselfly. 

  • Used other than figuratively or idiomatically: see sewing, needle. 

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