apples vs rocks

apples

noun

  • Testicles. 

  • Stairs. Clipping of apples and pears. 

adj

  • Nice, fine. 

rocks

noun

  • Testicles. 

  • Money. 

  • Crack cocaine. 

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