▁Group ▁I ▁ ▁Group ▁J ▁ ▁Group ▁K ▁ ▁Group ▁L ▁ ▁Kno ck out ▁phase ▁ ▁In ▁the ▁knock out ▁phase , ▁teams ▁played ▁against ▁each ▁other ▁over ▁two ▁legs ▁on ▁a ▁home - and - away ▁basis , ▁except ▁for ▁the ▁one - match ▁final . ▁The ▁mechanism ▁of ▁the ▁draw s ▁for ▁each ▁round ▁was ▁as ▁follows : ▁In ▁the ▁draw ▁for ▁the ▁round ▁of ▁ 3 2 , ▁the ▁twelve ▁group ▁w inners ▁and ▁the ▁four ▁third - pla ced ▁teams ▁from ▁the ▁Champions ▁League ▁group ▁stage ▁with ▁the ▁better ▁group ▁records ▁were ▁seed ed , ▁and ▁the ▁twelve ▁group ▁run ners - up ▁and ▁the ▁other ▁four ▁third - pla ced ▁teams ▁from ▁the ▁Champions ▁League ▁group ▁stage ▁were ▁un se eded . ▁The ▁seed ed ▁teams ▁were ▁drawn ▁against ▁the ▁un se eded ▁teams , ▁with ▁the ▁seed ed ▁teams ▁hosting ▁the ▁second ▁leg . ▁Teams ▁from ▁the ▁same ▁group ▁or ▁the ▁same ▁association ▁could ▁not ▁be ▁drawn ▁against ▁each ▁other . ▁In ▁the ▁draw s ▁for ▁the ▁round ▁of ▁ 1 6 ▁on wards , ▁there ▁were ▁no ▁seed ings , ▁and ▁teams ▁from ▁the ▁same ▁group ▁or ▁the ▁same ▁association ▁could ▁be ▁drawn ▁against ▁each ▁other . ▁ ▁Bra cket ▁ ▁Round ▁of ▁ 3 2 ▁The ▁draw ▁for ▁the ▁round ▁of ▁ 3 2 ▁and ▁round ▁of ▁ 1 6 ▁was ▁held ▁on ▁ 1 6 ▁December ▁ 2 0 1 3 . ▁The ▁first ▁legs ▁were ▁played ▁on ▁ 2 0 ▁February ,