bravo vs tut tut

bravo

noun
  • A shout of "bravo!" 

  • A hired soldier; an assassin; a desperado. 

verb
  • To cheer or applaud, especially by saying bravo! 

intj
  • Used to express acclaim, especially to a performer. 

tut tut

intj
  • An exclamation of disapproval. 

noun
  • The sound of such an exclamation of disapproval. 

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