-th b-u bbb bbh bbi bbm bbs bbt bbu bhb bhh bhi bhm bhs bht bhu bi- bib bih bii bim bis bit biu bmb bmh bmi bmm bms bmt bmu bsb bsh bsi bsm bss bst bsu btb bth bti btm bts btt btu bub buh bui bum bus but buu h-i hbb hbh hbi hbm hbs hbt hbu hhb hhh hhi hhm hhs hht hhu hib hih hii him his hit hiu hmb hmh hmi hmm hms hmt hmu hsb hsh hsi hsm hss hst hsu htb hth hti htm hts htt hub huh hui hum hus hut huu ibb ibh ibi ibm ibs ibt ibu ihb ihh ihi ihm ihs iht ihu iib iih iii iim iis iit iiu im- imb imh imi imm ims imt imu is- isb ish isi ism iss ist isu itb ith iti itm its itt itu iu- iub iui ium ius iut mbb mbh mbi mbm mbs mbt mbu mhh mhi mhm mhs mht mhu mi- mib mih mii mim mis mit miu mmb mmh mmi mmm mms mmt mmu msb msh msi msm mss mst msu mtb mth mti mtm mts mtt mtu mub muh mui mum mus mut muu sbb sbh sbi sbm sbs sbt sbu sh- shb shh shi shm shs sht shu sib sih sii sim sis sit siu smb smh smi smm sms smt smu ss- ssb ssh ssi ssm sss sst ssu stb sth sti stm sts stt stu sub suh sui sum sus sut suu tbb tbh tbi tbm tbs tbt tbu th- thb thh thi thm ths tht thu tib tih tii tim tis tit tiu tmb tmh tmi tmm tms tmt tmu tsb tsh tsi tsm tss tst tsu ttb tth tti ttm tts ttt ttu tub tuh tui tum tus tut tuu ubb ubh ubi ubs ubt ubu uhb uhh uhi uhm uhs uht uhu uib uii uim uis uit uiu um- umb umh umi umm ums umt umu usb ush usi usm uss ust usu utb uth uti utm uts utt utu uum uus uut uuu