Hababka wax soo saarka birta kaarboon (1) tuubooyinka birta ah ee aan fiicnayn - tuubooyinka kulul ee duuban, tuubooyinka qaboojiyaha, tuubada dibedda laga saaro, tuubada sare, tuubada duuban ee qabow (2) tuubooyinka birta alxanka leh (A) iyadoo loo eegayo habka- tubooyinka alxanka leh, iska caabin koronto tuubooyinka alxanka leh (soo noqnoqoshada sare, soo noqnoqoshada hoose), dhuun gaaska, alxanka foornada...
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