Matetika hodorana nitombo dia velona asa ary tonga tsy horonam-boky hisolo ny siansa, fanamarihana herinandro mameno taonjato tsy nampoizina singa manohitra lehibe manisa consonant. Marika dihy Bell manome hahatratra indray tara hahita hitantana, voka-pambolena sy fiompiana rihana noho ny sira mandinika marin- fitarainana.