harm vs trauma centre

harm

noun
  • That which causes injury, damage, or loss. 

  • detriment; misfortune. 

  • physical injury; hurt; damage 

  • emotional or figurative hurt 

verb
  • To cause injury to another; to hurt; to cause damage to something. 

trauma centre

noun
  • A specialized section of a hospital intended to treat suddenly occurring life-threatening injuries and medical conditions. 

  • A type of hospital with a highly capable trauma department. 

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