Deg uttwel-a nefkan-d yiwet n tririt s uzamul-a (-) imi iselmaden ur seqdacen ara attwel-a, acku ttwalin inelmaden ad d-magren aṭas n wuguren ma yella useɣti n yirmad s timawit inelmaden ur ceffun ara ɣef tririyin-nni, md: (As2, As3, As4). Anagar n As1 nefka-as-d tiririt temgarad ɣef tid n yiselmadennniḍen, acku yettwali tella timawit deg useɣti n yirmad neɣ n yiluɣma i dyettilin send tamsirt n tjerrumt, taseftitatg, imi deg tazwara yettili-d usaɣtinsen s timawit. Syin akkin, win yebɣan ad yaru tiririyin-nni deg tfelwit.