bbb bbh bbi bbo bbs bby bhb bhh bhi bho bhs bi- bib bih bii bio bis biy bob boh boi boo bos boy bsb bsh bsi bso bss bsy by- byh byi byo bys h-i hbb hbh hbi hbo hbs hby hhb hhh hhi hho hhs hhy hib hih hii hio his hob hoh hoi hoo hos hoy hsb hsh hsi hss hsy hy- hyb hyh hyi hyo hys hyy ibb ibh ibi ibo ibs iby ihb ihh ihi iho ihs ihy iib iih iii iio iis io- iob ioh ioi ioo ios is- isb ish isi iso iss isy iyo iys iyy o-i ob- obb obh obi obo obs oby ohh ohi oho ohs oib oii oio ois oo- oob ooh ooi ooo oos os- osb osh osi oso oss oyi oyo oys sbb sbh sbi sbo sbs sby sh- shb shh shi sho shs shy sib sih sii sio sis sob soh soi soo sos soy ss- ssb ssh ssi sso sss sy- syb syh syi sys ybi ybs yby yhi yhs yih yii yio yis yob yoi yoo yos yoy ysb ysi yso yss ysy yyb yys yyy