Umuyaga ukonjesha umuyaga ugizwe na firimu ikonjesha, ikora neza hamwe nogukoresha ingufu, kuzenguruka amazi, guhinduranya amazi, kuzuza amazi no gukonjesha ibikoresho bikonjesha, igikonoshwa nibikoresho byamashanyarazi. 1. Kugabanya ubushyuhe bwumusaruro winganda: gutunganya ubushyuhe bwibihingwa ...
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