-ly -ol bbb bbh bbi bbk bbl bbo bbs bby bhb bhh bhi bhk bhl bho bhs bi- bib bih bii bik bil bio bis biy bkb bkk bkl bko bks blb blh bli blk bll blo bls bly bob boh boi bok bol boo bos boy bsb bsh bsi bsk bsl bso bss bsy by- byh byi byk byl byo bys h-i hbb hbh hbi hbk hbl hbo hbs hby hhb hhh hhi hhk hhl hho hhs hhy hib hih hii hik hil hio his hkb hkh hki hkk hkl hko hks hlb hlh hli hll hlo hls hly hob hoh hoi hok hol hoo hos hoy hsb hsh hsi hsk hsl hss hsy hy- hyb hyh hyi hyl hyo hys hyy ibb ibh ibi ibk ibl ibo ibs iby ihb ihh ihi ihk ihl iho ihs ihy iib iih iii iil iio iis ikb iki ikk ikl iko iks il- ilb ilh ili ilk ill ilo ils ily io- iob ioh ioi iol ioo ios is- isb ish isi isk isl iso iss isy iyo iys iyy kbb kbh kbi kbk kbl kbo kbs khh khi khk kho khs kib kih kii kik kil kio kis kkb kkh kki kkk kkl kks kky kl- klb klh kli klo kls kly kob koh koi kok kol koo kos koy ksb ksh ksi ksk ksl kso kss kyl kyo kys lbb lbh lbi lbk lbl lbo lbs lhb lhh lhi lhk lho lhs lib lih lii lik lil lio lis lkb lkh lkl lks lky llb lli llk lll llo lls lly lob loh loi lok lol loo los loy lsb lsh lsi lsk lsl lso lss lyk lyl lyo lys o-i ob- obb obh obi obk obl obo obs oby ohh ohi ohl oho ohs oib oii oik oil oio ois okb oki okk okl oko oks olb oli olk oll olo ols oly oo- oob ooh ooi ook ool ooo oos os- osb osh osi osk osl oso oss oyi oyl oyo oys sbb sbh sbi sbk sbl sbo sbs sby sh- shb shh shi shk shl sho shs shy sib sih sii sik sil sio sis sk- skb skh ski skk skl sko sks sky slb slh sli slk sll slo sls sly sob soh soi sok sol soo sos soy ss- ssb ssh ssi ssk ssl sso sss sy- syb syh syi syk syl sys ybi ybl ybs yby yhi yhs yih yii yio yis yki ykk yli ylk yll yls yly yob yoi yok yol yoo yos yoy ysb ysi ysk ysl yso yss ysy yyb yys yyy