Common typos: hkdkhgdgkdkhgdghdkhgdghkkhgdghkdhgdghkdkgdghkdkhdghkdkhgfhkdkhgdhhkdkhgdthkdkhgdvhkdkhgdbhkdkhgdyhkdkhgdgjkdkhgdggkdkhgdgykdkhgdgnkdkhgdgbkdkhgdgukdkhgdghldkhgdghjdkhgdghidkhgdghmdkhgdghodkhgdghkskhgdghkfkhgdghkekhgdghkxkhgdghkckhgdghkrkhgdghkdlhgdghkdjhgdghkdihgdghkdmhgdghkdohgdghkdkjgdghkdkggdghkdkygdghkdkngdghkdkbgdghkdkugdghkdkhfdghkdkhhdghkdkhtdghkdkhvdghkdkhbdghkdkhydghkdkhgsghkdkhgfghkdkhgeghkdkhgxghkdkhgcghkdkhgrhgkdkhgdgkhdkhgdghdkkhgdghkkdhgdghkdhkgdghkdkghdghkdkhdgfghkdkhgdgfhkdkhgdhghkdkhgdghhkdkhgdtghkdkhgdgthkdkhgdvghkdkhgdgvhkdkhgdbghkdkhgdgbhkdkhgdyghkdkhgdgyhkdkhgdgjhkdkhgdghjkdkhgdgghkdkhgdghgkdkhgdghykdkhgdgnhkdkhgdghnkdkhgdghbkdkhgdguhkdkhgdghukdkhgdghlkdkhgdghkldkhgdghkjdkhgdghikdkhgdghkidkhgdghmkdkhgdghkmdkhgdghokdkhgdghkodkhgdghksdkhgdghkdskhgdghkfdkhgdghkdfkhgdghkedkhgdghkdekhgdghkxdkhgdghkdxkhgdghkcdkhgdghkdckhgdghkrdkhgdghkdrkhgdghkdlkhgdghkdklhgdghkdjkhgdghkdkjhgdghkdikhgdghkdkihgdghkdmkhgdghkdkmhgdghkdokhgdghkdkohgdghkdkhjgdghkdkghgdghkdkhggdghkdkyhgdghkdkhygdghkdknhgdghkdkhngdghkdkbhgdghkdkhbgdghkdkuhgdghkdkhugdghkdkhfgdghkdkhgfdghkdkhhgdghkdkhghdghkdkhtgdghkdkhgtdghkdkhvgdghkdkhgvdghkdkhgbdghkdkhgydghkdkhgsdghkdkhgdsghkdkhgdfghkdkhgedghkdkhgdeghkdkhgxdghkdkhgdxghkdkhgcdghkdkhgdcghkdkhgrdghkdkhgdrghkkdkhgdghkddkhgdghkdkkhgdghkdkhgdd