"Don't worry, sir, I'll have you to the keep on time."
Don't worry, sir, I'll be taking all the blame if things go wrong.
"Don't worry, sir," assured the Marine at the wheel of the jeep.
"Not to worry, sir," Scott said in a businesslike tone.
"Not to worry, sir," she replied in a quiet voice.
"Not to worry, sir," she called back as she headed for the door.
'Not to worry, sir,' said Visit, and smiled the wan smile of those doing good against great odds.
I hope they won't worry you too much, sir?
"Don't worry, sir, I'm as anxious to get back as you are."
Don't worry about it sir, we'll have him out of here in no time.