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Guhimba umupira
Guhimba ibyuma bizunguruka bikozwe mubyuma nkibikoresho fatizo, bitunganywa kumubiri nubuhanga bushya bwo guhimba hanyuma bigakorwa nubuhanga budasanzwe bwo kuvura ubushyuhe.
Nyuma yimyaka yuburambe bwo kwegeranya no kugerageza kenshi,