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Valley, who are 15th and five points above the drop zone, have won just once in their last ten outings and manager Billy Jeffrey knows his side can ill-afford too many slip ups over the last month of the season if their status is to be retained.
He said: "A win against Gunners is vital - we can't afford slip ups at home.
Sir Bobby Robson's men ensured there were no slip ups against the Swiss league leaders with an assured display.