superhuman vs usual

superhuman

adj
  • Beyond what is possible for a human being. 

noun
  • A human being with remarkable abilities or superpowers. 

usual

adj
  • Most commonly occurring; typical. 

noun
  • A specific good or service (e.g. a drink) that someone typically orders. 

  • The typical state of something, or something that is typical. 

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