Common typos: lex154367aex154367alx154367ale154367alex54367alex14367alex15367alex15467alex15437alex15436slex154367qlex154367zlex154367wlex154367akex154367aoex154367apex154367alwx154367alrx154367al3x154367aldx154367alsx154367al4x154367alez154367alec154367ales154367aled154367alex254367alexq54367alexw54367alex144367alex164367alex1t4367alex1r4367alex153367alex155367alex15r367alex15e367alex154267alex154467alex154e67alex154w67alex154377alex154357alex1543y7alex1543t7alex154368alex154366alex15436ualex15436ylaex154367aelx154367alxe154367ale1x54367alex514367alex145367alex153467alex154637alex154376salex154367aslex154367qalex154367aqlex154367zalex154367azlex154367walex154367awlex154367aklex154367alkex154367aolex154367aloex154367aplex154367alpex154367alwex154367alewx154367alrex154367alerx154367al3ex154367ale3x154367aldex154367aledx154367alsex154367alesx154367al4ex154367ale4x154367alezx154367alexz154367alecx154367alexc154367alexs154367alexd154367alex2154367alex1254367alexq154367alex1q54367alexw154367alex1w54367alex1454367alex1544367alex1654367alex1564367alex1t54367alex15t4367alex1r54367alex15r4367alex1534367alex1543367alex1554367alex1545367alex154r367alex15e4367alex154e367alex1542367alex1543267alex1543467alex1543e67alex154w367alex1543w67alex1543767alex1543677alex1543567alex1543657alex1543y67alex15436y7alex1543t67alex15436t7alex1543687alex1543678alex1543667alex1543676alex15436u7alex154367ualex154367yaalex154367allex154367aleex154367alexx154367alex1154367