Imiyoboro y'umurongo, nka sisitemu yo kugendana umurongo, imipira yumupira, hamwe nuyobora ibizunguruka, nibintu byingenzi mubikorwa bitandukanye, byemeza neza kandi neza. Kugirango bakomeze kuramba no gukora, gusiga neza ni ngombwa. Muri iyi ngingo, tuzakora e ...
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