The past decade has been a difficult one at Manchester United, with plenty of false dawns. From the various managers to the huge number of players passing through the club, Manchester United have tried different combinations to try and get the club back to past glories. It hasn’t quite worked, but that hasn’t meant that players have failed to leave an impression with supporters along the way. Manchester United’s former Spanish trio Ander Herrera, Juan Mata and David de Gea were three players who earned a lot of respect during their time at Old Trafford. READ MORE: Manchester United transfer hi…