Niba uguze umusarani, uzasanga ku isoko hari ubwoko bwinshi bwibicuruzwa byumusarani nibirango.Ukurikije uburyo bwo koza, umusarani urashobora kugabanywamo ubwoko bwa flush butaziguye nubwoko bwa siphon.Uhereye kumiterere igaragara, hariho U ubwoko, V ubwoko, na kare kare.Ukurikije imiterere, hariho ubwoko bwahujwe, ubwoko butandukanye ...
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