Akụrụngwa enyere kee oru nke ukwu mgbagwoju, dị ka: nchekwa data nke ese, treelike atụmatụ, STRUCTURAL, ịkparịta ụka n’Ịntanet na gụgharia ese wdg día-enye gị ohere download zọpụta ese ka XML Ọkpụkpọ.
