strange vs two a penny

strange

adj
  • Outside of one's current relationship; unfamiliar. 

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

  • 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. 

two a penny

adj
  • very common; cheap 

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