barn dance vs share a bed

barn dance

verb
  • To take part in barn dancing. 

noun
  • A type of set step routine dancing, such as square dance. 

share a bed

verb
  • To engage in sexual intercourse (with someone). 

  • Used other than figuratively or idiomatically: see share, bed. 

How often have the words barn dance and share a bed occurred in a corpus of books? (source: Google Ngram Viewer )