a-a a-b a-t aaa aab aag aak aam aao aat aau ab- aba abb abg abk abm abo abt abu ag- aga agb agg agk agm ago agt agu aka akb akg akk akm ako aku ama amb amg amk amm amo amt amu aoa aob aog aok aom aoo aot aou at- ata atb atg atm ato att atu au- aua aub aug auk aum auo aut b-u baa bab bag bak bam bao bat bau bba bbb bbg bbk bbm bbo bbt bbu bga bgb bgg bgk bgm bgo bgt bgu bka bkb bkg bkk bkm bko bkt bma bmb bmg bmk bmm bmo bmt bmu boa bob bog bok bom boo bot bou bta btb btg btk btm bto btt btu bua bub bug buk bum buo but buu gaa gab gag gak gam gao gat gau gba gbg gbk gbm gbo gbt gbu gga ggb ggg ggm ggo ggt ggu gka gkb gkm gko gkt gma gmb gmg gmm gmo gmt goa gob gog gok gom goo got gou gta gtb gtg gtk gtm gto gtt gtu gu- gua gub gug guk gum guo gut guu k-t ka- kaa kab kag kak kam kao kat kau kba kbb kbk kbm kbo kbu kga kgb kgm kgo kgu kkb kkk kkm kkt kku kma kmb kmg kmk kmm kmo kmt kmu koa kob kog kok kom koo kot kou kta ktb ktg ktk ktm kto ktt ktu kub kug kuk kum kut kuu m-o maa mab mag mak mam mao mat mau mba mbb mbg mbk mbm mbo mbt mbu mga mgb mgk mgm mgo mgt mgu mka mkb mkg mkk mkm mko mkt mku mma mmb mmg mmk mmm mmo mmt mmu moa mob mog mok mom moo mot mou mta mtb mtg mtk mtm mto mtt mtu mua mub mug muk mum mut muu oaa oab oag oak oam oao oat oau ob- oba obb obg obk obm obo obt obu oga ogg ogo ogt oka okb okg okk oko oku om- oma omb omg omm omo omt omu oo- ooa oob oog ook oom ooo oot ot- ota otb otg otk otm oto ott otu ou- oua ouk oum ouo out taa tab tag tak tam tao tat tau tba tbb tbg tbk tbm tbo tbt tbu tga tgb tgg tgk tgm tgo tgt tgu tka tkb tkg tkk tkm tko tkt tma tmb tmg tmk tmm tmo tmt tmu to- toa tob tog tok tom too tot tou tta ttb ttg ttk ttm tto ttt ttu tua tub tug tuk tum tuo tut tuu ua- uaa uab uag uak uam uao uat uau uba ubb ubg ubk ubo ubt ubu uga ugb ugg ugk ugm ugo ugt ugu uka ukb ukk uku um- uma umb umg umm umo umt umu uoa uob uog uok uom uoo uot uta utb utk utm uto utt utu uua uug uum uut uuu