Carrick admits it has been difficult for United to diagnose the issues regarding their form.
"Sometimes it is hard to put your finger on things," he said.
"There are probably a number of reasons. If you don't do enough things well in a game, then you lose it.
"I think we just get back to doing the right things, doing what we believe in. If we do that, in time we will be fine."
For breaking stories and all the great banter like us on Facebook: facebook.com/tribalfootball