Manchester United have now won as many matches in the Europa League under Ruben Amorim (six in eight games) as they have in 21 Premier League matches under him (W6 D5 L10). [Getty Images]There are few more famous comeback wins in Manchester United's history than their 1999 Champions League triumph.That night at the Nou Camp, Teddy Sheringham and Ole Gunnar Solskjær struck in injury time to overturn Bayern Munich's early 1-0 lead and win European club football's most coveted prize.While Thu