bird's eye chili vs cayenne pepper

bird's eye chili

noun
  • A spicy chili pepper, a cultivar from the species Capsicum annuum, commonly found in Southeast Asia. 

cayenne pepper

noun
  • A powder condiment or spice formed from the dried chilli pepper varieties above. 

  • Any of several very hot chilli peppers. 

How often have the words bird's eye chili and cayenne pepper occurred in a corpus of books? (source: Google Ngram Viewer )