Examples:

• Can you not just... keep your nose clean for once?
• Too bad you couldn't keep your nose clean.
• And in the meantime, keep your nose clean.
• So you couldn't keep your nose clean.
• You will do well here if you work hard and keep your nose clean.
• Keep your nose clean, O'Shea, and I won't have to invite you back.
• Work hard, keep your nose clean.
• It's a good reminder you were smart to keep your nose clean.
• Be best to keep your nose clean out here.
• Keep your nose clean, huh?