By Jamie Spencer Arsenal captain Martin Odegaard has admitted the Gunners were frustrated in recent games against Leeds, Southampton and PSV Eindhoven and weren’t satisfied with their performances. Mikel Arteta’s side narrowly beat Leeds in the Premier League in October, a game which also saw Patrick Bamford fail to convert a second half penalty. They were then ripped to shreds in the Europa League by PSV, although only two of five goals counted, before a 1-1 draw with Southampton. Arsenal have since bounced back by thrashing Nottingham Forest 5-0 and topping their Europa League group with vic…