Ixef wis sin: Tiwsatin n tsekla taqbaylit І- Aẓar n tewsatin n tsekla…………………...…………………...............22 ІІ- Tabadut n tewsatin n tsekla.…………………………………….…….23 ІІІ- Leṣnaf n tewsatin n tsekla…..……………………………………….24 ІV- Aserwes gar tewsatin n tsekla timensayin d tmaynutin………...........28