-th b-u bbb bbh bbk bbm bbo bbt bbu bhb bhh bhk bhm bho bht bhu bkb bkk bkm bko bkt bmb bmh bmk bmm bmo bmt bmu bob boh bok bom boo bot bou btb bth btk btm bto btt btu bub buh buk bum buo but buu hbb hbh hbk hbm hbo hbt hbu hhb hhh hhk hhm hho hht hhu hkb hkh hkk hkm hko hkt hku hmb hmh hmk hmm hmo hmt hmu hob hoh hok hom hoo hot hou htb hth htk htm hto htt hub huh huk hum huo hut huu k-t kbb kbh kbk kbm kbo kbu khh khk khm kho khu kkb kkh kkk kkm kkt kku kmb kmh kmk kmm kmo kmt kmu kob koh kok kom koo kot kou ktb kth ktk ktm kto ktt ktu kub kuh kuk kum kut kuu m-o mbb mbh mbk mbm mbo mbt mbu mhh mhk mhm mho mht mhu mkb mkh mkk mkm mko mkt mku mmb mmh mmk mmm mmo mmt mmu mob moh mok mom moo mot mou mtb mth mtk mtm mto mtt mtu mub muh muk mum mut muu ob- obb obh obk obm obo obt obu ohh ohm oho oht ohu okb okk oko oku om- omb omh omm omo omt omu oo- oob ooh ook oom ooo oot ot- otb oth otk otm oto ott otu ou- ouh ouk oum ouo out tbb tbh tbk tbm tbo tbt tbu th- thb thh thk thm tho tht thu tkb tkk tkm tko tkt tmb tmh tmk tmm tmo tmt tmu to- tob toh tok tom too tot tou ttb tth ttk ttm tto ttt ttu tub tuh tuk tum tuo tut tuu ubb ubh ubk ubo ubt ubu uhb uhh uhm uho uht uhu ukb ukk uku um- umb umh umm umo umt umu uob uok uom uoo uot utb uth utk utm uto utt utu uum uut uuu