By Grey Whitebloom The only time Manchester United have ever suffered through a lower-scoring start to a top-flight season, George Best and Denis Law were two of the club’s only goal-getters. Erik ten Hag’s sequence of unwanted broken records extends to United’s worst start in Premier League history. The toothless Red Devils head into the second international break of the season slumped in 14th, already trailing Liverpool by a double-digit points tally. Outside a transfer window, there is no opportunity to buy any more players familiar with the Eredivisie, but there are a few tweaks which coul…