Kafkaesque vs spine-chilling

Kafkaesque

adj
  • Marked by surreal distortion and often a sense of looming danger. 

  • Marked by a senseless, disorienting, often menacing complexity. 

  • In the manner of something written by Franz Kafka. 

spine-chilling

adj
  • Inducing fear or nervousness; frequently used of a work of fiction. 

How often have the words Kafkaesque and spine-chilling occurred in a corpus of books? (source: Google Ngram Viewer )