-th bbb bbh bbi bbm bbo bbs bbt bhb bhh bhi bhm bho bhs bht bi- bib bih bii bim bio bis bit bmb bmh bmi bmm bmo bms bmt bob boh boi bom boo bos bot bsb bsh bsi bsm bso bss bst btb bth bti btm bto bts btt h-i hbb hbh hbi hbm hbo hbs hbt hhb hhh hhi hhm hho hhs hht hib hih hii him hio his hit hmb hmh hmi hmm hmo hms hmt hob hoh hoi hom hoo hos hot hsb hsh hsi hsm hss hst htb hth hti htm hto hts htt ibb ibh ibi ibm ibo ibs ibt ihb ihh ihi ihm iho ihs iht iib iih iii iim iio iis iit im- imb imh imi imm imo ims imt io- iob ioh ioi iom ioo ios iot is- isb ish isi ism iso iss ist itb ith iti itm ito its itt m-o mbb mbh mbi mbm mbo mbs mbt mhh mhi mhm mho mhs mht mi- mib mih mii mim mio mis mit mmb mmh mmi mmm mmo mms mmt mob moh moi mom moo mos mot msb msh msi msm mso mss mst mtb mth mti mtm mto mts mtt o-i ob- obb obh obi obm obo obs obt ohh ohi ohm oho ohs oht oib oii oim oio ois oit om- omb omh omi omm omo oms omt oo- oob ooh ooi oom ooo oos oot os- osb osh osi osm oso oss ost ot- otb oth oti otm oto ots ott sbb sbh sbi sbm sbo sbs sbt sh- shb shh shi shm sho shs sht sib sih sii sim sio sis sit smb smh smi smm smo sms smt sob soh soi som soo sos sot ss- ssb ssh ssi ssm sso sss sst stb sth sti stm sto sts stt tbb tbh tbi tbm tbo tbs tbt th- thb thh thi thm tho ths tht tib tih tii tim tio tis tit tmb tmh tmi tmm tmo tms tmt to- tob toh toi tom too tos tot tsb tsh tsi tsm tso tss tst ttb tth tti ttm tto tts ttt