Defeat means Celtic stay six factors behind Scottish Premiership leaders Hearts – albeit with a recreation in hand – however Nancy has urged the followers to “hold religion”.
His facet appeared to have responded positively to Sunday’s League Cup closing defeat by St Mirren with a dominant first-half show, gilded with Daizen Maeda’s purpose.
Nevertheless, Celtic missed a succession of probabilities and couldn’t quell a revived United after the break, with gorgeous strikes from Krisztian Keresztes and Zac Sapsford turning the sport within the struggling hosts’ favour.
It ended eighth-placed United’s seven-game winless run and their 11-year, 24-match look ahead to a win over Celtic.
“We misplaced the sport in three minutes – two set-pieces that we conceded,” Nancy instructed BBC Scotland. “Possibly the second was offside earlier than the nook.
“I believe we did a superb job – I believe we had a superb efficiency with all of the alternatives we had within the first half. If we rating the 2 or three faucet ins we had, it will have been a distinct rating.”
Nancy stated he recognises that the continued turmoil is “troublesome” for the Celtic followers, however the 48-year-old is adamant that he can see enhancements.
“I can perceive,” he stated. “I’m a human being and dissatisfied and the reference to the followers is necessary for me. However we had clear probabilities and now we have to work on sure issues.”
Requested if he regretted altering a system that proved succesful for interim supervisor Martin O’Neill – who gained seven of his eight video games in cost – Nancy added: “Martin performs a sure method and I wish to see one thing that may win video games for the long run.
“In the mean time, it’s not that, however I can see we’re bettering. We have misplaced 4 video games in a row, however immediately we have been near profitable the sport.
“It is the route now we have to maintain stepping into, and now we have to be stronger to keep away from conceding these sorts of objectives.”
