Ilaq ad nerr tinqiḍin n unadi di l’Exel (pointes d’enquête) i d-yetdun (longitude akked latitude) syin akkin ad t-neknes, imir ad d-ffɣent tenqiḍin n usastan, s yin akin ad d-nebdu ad d-nsuffuɣ tikarḍiwin n yal awal di tantaliyin-agi( taqbaylit, taɣdamsit, tarifit, tacawit, tacenwit), d ayen i yeǧǧan tikarḍiwin ad megaradent seg yiwet ɣer tayeḍ, deg wayen yeԑnan neɣ deg wayen yarzan( aɣan, initen …),