eeee eefe eete eext efet effi effy efit eft- eiei eiti etee etfe etix ette etti etty exif exit exte exxy eyet eyey eyfi eyte feet fefe feff fefi feie feit fete feti fett fext feyt ffee ffff ffii fftf fief fife fiff fifi fift fiii fite fiti fitt fixe fixt fixx fixy ftfy ftii fyfe fyfi fyti ieet ieie ietf iett ifex iffy ifit iiie iiii iiit iitt itet itex itie itif ittf itty ixxi iyet teef teet teff tefi teft teie tete teti tett tetx text teye tie- tiee tief tiei tiet tiff tift tiit tite titi titt tixt tiye tiyi ttff tttt txii tyee tyet tyfe tyff tyft tyte tyti tytt tyty tyxt x-fi xefe xexe xify xiii xixi xtie xxii xxix xxxi xxxx xxxy yeet yefe yeff yeft yeie yeii yeit yete yeti yett yext yeye yeyi yfet yfte yiet yiff yift yite yiti yyfe yyff yyyy