??? ? U?? C?O??C? ??? ?OC?? C?I????C??UC?? C?IC?E ???? ?? C????C?? ??I ??? C??? C???? C??E? ??? ?O??? ???C?C? ?? C??C? ?C??CE C????E ??E?ICE C???C?? ?C????? ?C??C?:

?????? ???? UC ?C?EC?? ?C?UE?E? ?? ... ???C?E ????UCU C??I?? ?????? (1)

????I?C ?? AI? C???? ?UO?EC? ... E?C??? I?U???C? ?UC??? ????? (2)

??OU?E??? ???C?C? ????? IU?C??? ... ??E?U????I? ???????? C????? ?C?????? (3)