Since Ole Gunnar Solskjaer’s permanent appointment, Manchester United have won two of five games. © AFP Ole Gunnar Solskjaer has five games left in the Premier League season to prove conclusively that the club’s hierarchy did not act too hastily in making him Jose Mourinho’s permanent successor last month. After a spectacular start as caretaker manager of the club, in which he won his first eight games and lost just one of his opening 17 matches in charge, United have since suffered a precipitous drop in form. Five defeats have come in Manchester United’s last seven games, a run which has seen them exit the FA Cup and Champions League and left a top-four finish in serious doubt.Since former United striker Solskjaer was appointed to the position on a permanent basis in late March, the Reds have won two of five games, unconvincing 2-1 home victories against Watford and West Ham, and now face a potentially pivotal week in the league campaign.”When we came in, on the 19th of December and where we’re at now, I think anyone would have taken that now we’ve got five games to see if we can finish it off,” said Solskjaer.United’s season ends with…