▁not ▁used : ▁▁ ▁In ▁the ▁presence ▁of ▁the ▁pl ural ▁auxili ary ▁y u ke ▁' are ': ▁ ▁d ǫ hi ▁y u ke ▁' they ▁were ▁looking ▁at ▁it ' ▁ ▁When ▁the ▁sentence ▁has ▁already ▁been ▁marked ▁as ▁pl ural : ▁ ▁ad itu ▁k ą , ▁h ided i ▁n edi ▁' they ▁clim bed ▁up , ▁and ▁were ▁falling ▁contin ually ' ▁ ▁If ▁it ▁is ▁followed ▁by ▁a ▁pl ural ▁motion ▁verb : ▁ ▁d ą ▁k ah i ▁h ą ▁' they ▁took ▁it ▁and ▁were ▁returning ' ▁ ▁Some ▁( but ▁not ▁all ) ▁ver bs ▁of ▁motion ▁mark ▁pl ur ality ▁with ▁the ▁prefix ▁a - ▁inserted ▁directly ▁before ▁the ▁root : ▁ ▁de ▁' he ▁goes ' ▁ ▁n ka de ▁' we ▁go , ▁ay ade ▁' you ▁( pl .) ▁go ', ▁ade ▁' they ▁go ' ▁ ▁k ide ▁' he ▁goes ▁home ward ' ▁ ▁x ka de ▁' we ▁go ▁home ward ' ▁ ▁But ▁there ▁are ▁counter examples ▁( even ▁ones ▁derived ▁from ▁the ▁same ▁roots ): ▁ ▁k ade ▁' he ▁goes ▁th ither ' ▁ ▁x k ad etu ▁' we ▁go ▁th ither ', ▁ik ad etu ▁' you ▁( pl .) ▁go ▁th ither ' d aha ▁marks ▁pl ural ▁objects ▁when ▁they ▁are ▁not ▁specified ▁elsewhere . ▁It ▁comes ▁after ▁- tu ▁and ▁before ▁all ▁mode ▁markers . ▁ ▁Ex amples : ▁ ▁de ▁ya ▁dah a ▁' he ▁sent ▁them