Common typos: aracrtrsracrtrsaacrtrsarcrtrsarartrsaractrsaracrrsaracrtaaracrtrdaracrtrwaracrtrzaracrtrxaracrtrearacrtrssracrtrsqracrtrszracrtrswracrtrsaeacrtrsatacrtrsa4acrtrsafacrtrsadacrtrsa5acrtrsarscrtrsarqcrtrsarzcrtrsarwcrtrsaraxrtrsaravrtrsaradrtrsarafrtrsaracetrsaracttrsarac4trsaracftrsaracdtrsarac5trsaracrrrsaracryrsaracr5rsaracrgrsaracrfrsaracr6rsaracrtesaracrttsaracrt4saracrtfsaracrtdsaracrt5asracrtrsraacrtrsaarcrtrsarcartrsararctrsaractrrsaracrrtasaracrtrsaaracrtrdsaracrtrsdaracrtrwsaracrtrswaracrtrzsaracrtrszaracrtrxsaracrtrsxaracrtresaracrtrsearacrtrssaracrtrsasracrtrsqaracrtrsaqracrtrsazracrtrsawracrtrsaeracrtrsareacrtrsatracrtrsartacrtrsa4racrtrsar4acrtrsafracrtrsarfacrtrsadracrtrsardacrtrsa5racrtrsar5acrtrsarsacrtrsarascrtrsarqacrtrsaraqcrtrsarzacrtrsarazcrtrsarwacrtrsarawcrtrsaraxcrtrsaracxrtrsaravcrtrsaracvrtrsaradcrtrsaracdrtrsarafcrtrsaracfrtrsaracertrsaracretrsaractrtrsaracrttrsarac4rtrsaracr4trsaracrftrsaracrdtrsarac5rtrsaracr5trsaracrrtrsaracrtrrsaracrytrsaracrtyrsaracrt5rsaracrgtrsaracrtgrsaracrtfrsaracr6trsaracrt6rsaracrtersaracrtresaracrtrtsaracrt4rsaracrtr4saracrtrfsaracrtdrsaracrtrdsaracrtr5sarracrtrsaraacrtrsaraccrtr