urugero, bishobora kuza nyuma y’uko umwe mu bashakanye yanyuze mu gihe cy’uburwayi runaka, kugira umuhangayiko, kuba hari amakimbirane abashakanye bagiranye ntibayakemure ngo bongere kumvikana neza, kugera mu zabukuru, kuba hari uwanyuze mu bihe byamuteye agahinda gakabije n’ihahamuka ntiyitabweho ngo avurwe akire, kuba hari utakigira ibyo byiyumviro yarakoresheje imiti y’uburwayi runaka izo zikaza nk’ingaruka zayo ndetse n’ibindi.