"We have seen plenty of occasions when the full squad has been utilised," he said.
"In the Champions League in 1999 I didn't play in either the quarter-finals or the semi-finals. That shows it's a matter of being patient.
"It's all about having the players who can stand up at the right time and say `it's my turn now.' We know the likes of Cristiano Ronaldo and Wayne Rooney can't win every game for us."
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