Like the urban myth that you are never more than three feet away from a spider, modern footballing lore tells us Manchester United are only ever three signings away from a Premier League title challenge. With the Geopolitics World Cup in the rear-view mirror and the transfer news machine churning once more, you may have missed United being linked with just about every midfielder to ever grace a centre circle. They missed out on Elliot Anderson – who went and dubbed his new club the “kings of Ma…