Iyo utegura ibirori bidasanzwe, byaba ubukwe, impamyabumenyi, isabukuru y'amavuko cyangwa ibirori by'isosiyete, kimwe mubintu bikomeye ni ikarita y'ubutumire.Ibi bigomba-kuba bifite ibintu byerekana amajwi y'ibirori kandi bigaha abashyitsi amakuru yose y'ingenzi bakeneye kumenya.Ukizirikana ibi, ch ...
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