"What we must do is turn our attention to the next big game in Madrid, we must concentrate on getting the right result there," he said.
"If we do that in Madrid it will boost our confidence as we try to win the final league games.
"It is not impossible to catch Manchester United. The situation has not changed much, we have always needed to win our games.
"The gap has been a few points for some while and we have just needed to maintain our form and keep in touch with United."