1. Yopangidwa ndi waya woteteza dzimbiri, yolimba komanso yolimba 2. Ntchito zambiri, zosavuta kuyeretsa 3. Kapangidwe kozungulira kamatsatira mawonekedwe a dzanja, omwe ndi osavuta kugwiritsa ntchito komanso ovuta kuwapweteka manja anu