 Caadayso kala duwan sida tusaale ahaan jeestay, markeeda, iyo hawada si qasabada sub biyaha dusha iyo kuwa nudaha unugyada cusbo, in laga takhaluso baarka weyn ee lagu jiro baaritaan dhulka ama search nafaqo, sidoo kale si ay u caawiyaan isticmaalka waxyaabaha qarxa. 