Tus neeg muag khoom muag muag khoom muag tas mus li nrhiav kev txhim kho kev yuav khoom. Displaps pob tawb thiab sawv ua lub luag haujlwm tseem ceeb hauv qhov kev tshawb nrhiav no. Los ntawm cov khoom lag luam sib xyaw ua lag luam kom ua kom zoo dua cov layouts, cov cuab yeej no yog ntau tshaj li cov khoom siv cov khoom lag luam.