By Jacob Leeks Manchester United appear to have missed out on Ecuadorian wonderkid Oscar Zambrano as their January transfer plans suffered a setback. United have been chasing a move for the midfielder as Erik ten Hag looks to sign younger players after missing out on the likes of Moises Caicedo. Zambrano has attracted the interest of United after starring for LDU Quito. He has broken into Quito’s senior team over the course of the past two years and is now a regular in their team. But Ten Hag’s hopes of being able to bring the 19-year-old to Old Trafford have been hit by a major blow. Bournemo…