-th b-u bbb bbh bbi bbm bbo bbs bbt bbu bhb bhh bhi bhm bho bhs bht bhu bi- bib bih bii bim bio bis bit biu bmb bmh bmi bmm bmo bms bmt bmu bob boh boi bom boo bos bot bou bsb bsh bsi bsm bso bss bst bsu btb bth bti btm bto bts btt btu bub buh bui bum buo bus but buu h-i hbb hbh hbi hbm hbo hbs hbt hbu hhb hhh hhi hhm hho hhs hht hhu hib hih hii him hio his hit hiu hmb hmh hmi hmm hmo hms hmt hmu hob hoh hoi hom hoo hos hot hou hsb hsh hsi hsm hss hst hsu htb hth hti htm hto hts htt hub huh hui hum huo hus hut huu ibb ibh ibi ibm ibo ibs ibt ibu ihb ihh ihi ihm iho ihs iht ihu iib iih iii iim iio iis iit iiu im- imb imh imi imm imo ims imt imu io- iob ioh ioi iom ioo ios iot iou is- isb ish isi ism iso iss ist isu itb ith iti itm ito its itt itu iu- iub iui ium ius iut m-o mbb mbh mbi mbm mbo mbs mbt mbu mhh mhi mhm mho mhs mht mhu mi- mib mih mii mim mio mis mit miu mmb mmh mmi mmm mmo mms mmt mmu mob moh moi mom moo mos mot mou msb msh msi msm mso mss mst msu mtb mth mti mtm mto mts mtt mtu mub muh mui mum mus mut muu o-i ob- obb obh obi obm obo obs obt obu ohh ohi ohm oho ohs oht ohu oib oii oim oio ois oit oiu om- omb omh omi omm omo oms omt omu oo- oob ooh ooi oom ooo oos oot os- osb osh osi osm oso oss ost osu ot- otb oth oti otm oto ots ott otu ou- ouh oui oum ouo ous out sbb sbh sbi sbm sbo sbs sbt sbu sh- shb shh shi shm sho shs sht shu sib sih sii sim sio sis sit siu smb smh smi smm smo sms smt smu sob soh soi som soo sos sot sou ss- ssb ssh ssi ssm sso sss sst ssu stb sth sti stm sto sts stt stu sub suh sui sum suo sus sut suu tbb tbh tbi tbm tbo tbs tbt tbu th- thb thh thi thm tho ths tht thu tib tih tii tim tio tis tit tiu tmb tmh tmi tmm tmo tms tmt tmu to- tob toh toi tom too tos tot tou tsb tsh tsi tsm tso tss tst tsu ttb tth tti ttm tto tts ttt ttu tub tuh tui tum tuo tus tut tuu ubb ubh ubi ubo ubs ubt ubu uhb uhh uhi uhm uho uhs uht uhu uib uii uim uio uis uit uiu um- umb umh umi umm umo ums umt umu uob uom uoo uos uot usb ush usi usm uso uss ust usu utb uth uti utm uto uts utt utu uum uus uut uuu