-th b-u bbb bbg bbh bbm bbn bbt bbu bgb bgg bgh bgm bgn bgt bgu bhb bhg bhh bhm bht bhu bmb bmg bmh bmm bmn bmt bmu bnb bng bnn bnt bnu btb btg bth btm btn btt btu bub bug buh bum bun but buu gbg gbh gbm gbn gbt gbu ggb ggg ggh ggm ggn ggt ggu ghb ghg ghh ghn ght gmb gmg gmh gmm gmn gmt gnb gnm gnn gnt gnu gtb gtg gth gtm gtn gtt gtu gu- gub gug gum gun gut guu hbb hbg hbh hbm hbn hbt hbu hgb hgg hgh hgm hgn hgt hgu hhb hhg hhh hhm hhn hht hhu hmb hmg hmh hmm hmt hmu hnb hng hnh hnn hnt hnu htb htg hth htm htn htt hub hug huh hum hun hut huu mbb mbg mbh mbm mbt mbu mgb mgh mgm mgn mgt mgu mhg mhh mhm mhn mht mhu mmb mmg mmh mmm mmn mmt mmu mnb mng mnm mnn mnt mnu mtb mtg mth mtm mtn mtt mtu mub mug muh mum mun mut muu nbb nbg nbm nbn nbt nbu ngb ngg ngh ngm ngn ngt ngu nhb nhg nhh nhm nhn nht nhu nmb nmg nmh nmm nmn nmt nmu nnb nng nnh nnm nnn nnt nnu ntb ntg nth ntm ntn ntt ntu nub nug nuh num nun nut nuu tbb tbg tbh tbm tbn tbt tbu tgb tgg tgh tgm tgn tgt tgu th- thb thg thh thm thn tht thu tmb tmg tmh tmm tmn tmt tmu tnb tng tnh tnm tnn tnt ttb ttg tth ttm ttn ttt ttu tub tug tuh tum tun tut tuu ubb ubg ubh ubn ubt ubu ugb ugg ugh ugm ugn ugt ugu uhb uhh uhm uht uhu um- umb umg umh umm umn umt umu un- unb ung unh unm unn unt unu utb uth utm utn utt utu uug uum uun uut uuu