Isi yicyuma irashobora kuba ingorabahizi, hamwe nubwoko bwinshi nubwoko butandukanye burahari kugirango inganda zikenewe zitandukanye.Ubwoko bwibyuma bikoreshwa cyane ni ibyuma bidafite kashe hamwe nicyuma.Nubwo amazina yabo asa, hariho itandukaniro rigaragara hagati yombi.Muri iyi ngingo, tuzaba ...
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