love up vs slay

love up

verb
  • To make love to. 

  • To demonstrate affection for; treat in a loving way. 

  • To demonstrate affection (on somebody). 

  • To accept; to love wholeheartedly. 

slay

verb
  • To have sex with. 

  • To defeat; to overcome (in a competition or contest). 

  • To kill; to murder. 

  • To amaze, stun, or otherwise incapacitate by excellence; to excel at something. 

  • To delight or overwhelm, especially with laughter. 

  • To eradicate or stamp out. 

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