By Ewan Murray We have reached the point in the season where every result takes on greater significance with each passing week. Premier League sides know they need to be more or less flawless for the rest of the campaign if they wish to achieve their goals and that’s no different for the three sides currently battling for fourth spot in the table. While fifth could be enough for a Champions League place next season depending on coefficients, finishing in the top four guarantees clubs a place in Europe’s premier continental competition. For Manchester United, Tottenham Hotspur and Aston Villa, …