Sistemụ ịdọba ụgbọala mgbaghoju anya
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Ebuli ọdụ ụgbọ ala mgbaghoju anya akpaghị aka
Akpaaka mgbaghoju anya ụgbọ ala na-adọba ụgbọala ebuli na-arụ ọrụ nke ọma na ohere na-azọpụta n'ibu na-adọba ụgbọala akụrụngwa nke e ọtụtụ-eji na-adịbeghị anya na onodu nke obodo mepere emepe nsogbu ndọba ụgbọala.