https://qooah.com/2013/12/08/%e9%85%8d-qwerty-%e9%8d%b5%e7%9b%a4%e6%bb%91%e8%93%8b%e6%89%8b%e6%a9%9f-lg-optimus-f3q-%e6%9b%9d%e5%85%89/