1, buji igomba kwinjizwa muri buji, gucana buji kugirango ihagarare neza kandi ihamye, kugirango wirinde kugwa.2, kugirango wirinde impapuro, umwenda nibindi bikoresho byaka.3, buji yaka igomba kwitabwaho igihe cyose, ntugashyire mubintu byaka, nkibitabo, ibiti, igitambaro, ...
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