Aẓar amyagan yesԑa azal d ameqqran deg ugraw n umawal, i yeǧǧan amyag ad yessuffeγ tuget n lsas n usuddem: 17.1.1.1. S wadda amyagan yettili-d s tmerna n yiwṣilen i umyag : _Attwaγ: s tmerna n (ttw, ttu, tt, n, mm, man).