recognition vs thanks

recognition

noun
  • Honour, favourable note, or attention. 

  • Acceptance as valid or true. 

  • The act of recognizing or the condition of being recognized (matching a current observation with a memory of a prior observation of the same entity). 

  • A return of the feu to the superior. 

  • Official acceptance of the status of a new government by that of another country. 

  • The propriety consisting for antibodies to bind to some specific antigens and not to others. 

thanks

noun
  • An expression of gratitude. 

  • Grateful feelings or thoughts. 

intj
  • Used to express appreciation or gratitude. 

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