cerebral cortex vs situation

cerebral cortex

noun
  • The grey, folded, outermost layer of the cerebrum that is responsible for higher brain processes such as sensation, voluntary muscle movement, thought, reasoning, and memory. 

situation

noun
  • The way in which something is positioned vis-à-vis its surroundings. 

  • A position of employment; a post. 

  • The combination of circumstances at a given moment; a state of affairs. 

  • The place in which something is situated; a location. 

  • Position or status with regard to conditions and circumstances. 

  • An outfit, garment, or look. 

  • A difficult or unpleasant set of circumstances; a problem. 

  • An individual movie theater. 

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