ayah vs chorale

ayah

noun
  • A verse in the Quran. 

  • A South Asian female servant, maid or nanny, historically, often one working for Europeans in South Asia. 

chorale

noun
  • A form of Lutheran or Protestant hymn tune. 

  • A chorus or choir. 

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