strange vs usual

strange

adj
  • Not normal; odd, unusual, surprising, out of the ordinary. 

  • Outside of one's current relationship; unfamiliar. 

  • Having the quantum mechanical property of strangeness. 

  • Not belonging to one. 

  • Unfamiliar, not yet part of one's experience. 

  • Of an attractor: having a fractal structure. 

noun
  • Sex outside of one's current relationship. 

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 strange and usual occurred in a corpus of books? (source: Google Ngram Viewer )