Luyện gõ các từ với hàng phím cơ sở.Add fad; add jak; sad fall; a as fad dad; ja ka laAs jas kas las jas kas las jas jas jf kd ls; a jf kd ls; a jf kd lsFall sad all sad falls; all sad falls; lad asks sas kassLad asks sas kass; a sad dad fall; a sad dad fall;Dad sad kadladdad dad; sad sad; kad kad; lad lad;