Yohan Cabaye struck the killer blow for Toon and United never looked like grabbing an equaliser.
Moyes said: "I tried to chuck the kitchen sink at it.
"I tried to put Antonio (Valencia) on to go without a right-back and get Adnan (Januzaj) to come inside.
"We looked to try to find openings to give us a chance and we nearly put on as many attacking options as we could to try and get them."
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