bughouse vs laughing academy

bughouse

noun

  • A hospital, especially a lunatic asylum. 

  • A flea-infested hotel, lodging-house etc. 

  • A prison. 

  • A cheap and dirty cinema. 

adj

  • Crazy, insane. 

laughing academy

noun

  • A mental hospital. 

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