not right in the head vs nuts

not right in the head

adj
  • crazy, insane 

nuts

adj
  • Insane, mad. 

  • Crazy, mad; unusually pleased or, alternatively, angered. 

  • Very fond of (on) someone. 

noun
  • An unbeatable hand; the best poker hand available. 

intj
  • Indicates annoyance, anger, or disappointment. 

  • Signifies rejection of a proposal or idea, as in forget it, no way, or nothing doing; often followed by to. 

How often have the words not right in the head and nuts occurred in a corpus of books? (source: Google Ngram Viewer )