a-a a-b a-i aaa aab aah aai aak aao aas aay ab- aba abb abh abi abk abo abs aby aha ahb ahh ahi ahk aho ahs ahy ai- aia aib aih aii aik aio ais aiy aka akb akh aki akk ako aks aoa aob aoh aoi aok aoo aos as- asa asb ash asi ask aso ass asy ay- aya ayh ayi ayk ayo ays baa bab bah bai bak bao bas bay bba bbb bbh bbi bbk bbo bbs bby bha bhb bhh bhi bhk bho bhs bi- bia bib bih bii bik bio bis biy bka bkb bkk bko bks boa bob boh boi bok boo bos boy bsa bsb bsh bsi bsk bso bss bsy by- bya byh byi byk byo bys h-i haa hab hah hai hak hao has hay hba hbb hbh hbi hbk hbo hbs hby hha hhb hhh hhi hhk hho hhs hhy hia hib hih hii hik hio his hka hkb hkh hki hkk hko hks hoa hob hoh hoi hok hoo hos hoy hsa hsb hsh hsi hsk hss hsy hy- hya hyb hyh hyi hyo hys hyy ia- iaa iab iah iai iao ias iba ibb ibh ibi ibk ibo ibs iby iha ihb ihh ihi ihk iho ihs ihy iia iib iih iii iio iis ika ikb iki ikk iko iks io- ioa iob ioh ioi ioo ios is- isa isb ish isi isk iso iss isy iya iyo iys iyy ka- kaa kab kah kai kak kao kas kay kba kbb kbh kbi kbk kbo kbs kha khh khi khk kho khs kia kib kih kii kik kio kis kkb kkh kki kkk kks kky koa kob koh koi kok koo kos koy ksa ksb ksh ksi ksk kso kss kya kyo kys o-i oaa oab oah oai oak oao oas ob- oba obb obh obi obk obo obs oby oha ohh ohi oho ohs oia oib oii oik oio ois oka okb oki okk oko oks oo- ooa oob ooh ooi ook ooo oos os- osa osb osh osi osk oso oss oya oyi oyo oys saa sab sah sai sak sao sas say sba sbb sbh sbi sbk sbo sbs sby sh- sha shb shh shi shk sho shs shy sia sib sih sii sik sio sis sk- ska skb skh ski skk sko sks sky soa sob soh soi sok soo sos soy ss- ssa ssb ssh ssi ssk sso sss sy- sya syb syh syi syk sys yaa yab yah yai yak yao yas yay ybi ybs yby yha yhi yhs yih yii yio yis yka yki ykk yob yoi yok yoo yos yoy ysa ysb ysi ysk yso yss ysy yyb yys yyy