The Manchester United winger is favourite to win the Professional Footballers´ Association (PFA) award on Sunday after a stunning season which has seen him score 38 goals.
But Mourinho believes The 23-year-old must get his hands on some silverware before being crowned and told BBC Radio Five Live: "I think the player of the year must be the best of the year but also a winner of the year. I don´t think it can be a player without a big trophy."
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