"It's normal that when you play for Manchester United there is a lot of pressure, but we know that and we try to do our best," he told Sky Sports.
"I think Manchester United is the biggest club in the world so there is a lot of pressure. They expect that we win all the games.
"Now we want to be in the top four at the end of the season. We have a big chance to win the FA Cup, so we want to improve and work, and if possible win a trophy.
"Yes of course [top four is minimum requirement]. We want to be in the top four at the end of the season and the club works for this.
"If we work hard we have a big chance. We won the last two games so we want to continue on this way."