Put it near the end of a failed attempt, after the mistake is clear, then follow it with Sad Trombone to close the sequence, or lead in with Ele Não Vai Não when the outcome was predicted from the start.
关于此声音
This is a roughly 13-second Portuguese clip built around the line 'Nada parece que vai funcionar', delivered as a spoken phrase about nothing working out. It carries a resigned, frustrated feeling, with a touch of dark humour that makes failure sound almost inevitable. It works best as a short burst of defeat for a moment that has already gone wrong.