bbb bbh bbi bbk bbo bbs bby bhb bhh bhi bhk bho bhs bi- bib bih bii bik bio bis biy bkb bkk bko bks bob boh boi bok boo bos boy bsb bsh bsi bsk bso bss bsy by- byh byi byk byo bys h-i hbb hbh hbi hbk hbo hbs hby hhb hhh hhi hhk hho hhs hhy hib hih hii hik hio his hkb hkh hki hkk hko hks hob hoh hoi hok hoo hos hoy hsb hsh hsi hsk hss hsy hy- hyb hyh hyi hyo hys hyy ibb ibh ibi ibk ibo ibs iby ihb ihh ihi ihk iho ihs ihy iib iih iii iio iis ikb iki ikk iko iks io- iob ioh ioi ioo ios is- isb ish isi isk iso iss isy iyo iys iyy kbb kbh kbi kbk kbo kbs khh khi khk kho khs kib kih kii kik kio kis kkb kkh kki kkk kks kky kob koh koi kok koo kos koy ksb ksh ksi ksk kso kss kyo kys o-i ob- obb obh obi obk obo obs oby ohh ohi oho ohs oib oii oik oio ois okb oki okk oko oks oo- oob ooh ooi ook ooo oos os- osb osh osi osk oso oss oyi oyo oys sbb sbh sbi sbk sbo sbs sby sh- shb shh shi shk sho shs shy sib sih sii sik sio sis sk- skb skh ski skk sko sks sky sob soh soi sok soo sos soy ss- ssb ssh ssi ssk sso sss sy- syb syh syi syk sys ybi ybs yby yhi yhs yih yii yio yis yki ykk yob yoi yok yoo yos yoy ysb ysi ysk yso yss ysy yyb yys yyy