a-a a-b a-t aaa aab aak aam aat aau ab- aba abb abk abm abt abu aka akb akk akm aku ama amb amk amm amt amu at- ata atb atm att atu au- aua aub auk aum aut b-u baa bab bak bam bat bau bba bbb bbk bbm bbt bbu bka bkb bkk bkm bkt bma bmb bmk bmm bmt bmu bta btb btk btm btt btu bua bub buk bum but buu k-t ka- kaa kab kak kam kat kau kba kbb kbk kbm kbu kkb kkk kkm kkt kku kma kmb kmk kmm kmt kmu kta ktb ktk ktm ktt ktu kub kuk kum kut kuu maa mab mak mam mat mau mba mbb mbk mbm mbt mbu mka mkb mkk mkm mkt mku mma mmb mmk mmm mmt mmu mta mtb mtk mtm mtt mtu mua mub muk mum mut muu taa tab tak tam tat tau tba tbb tbk tbm tbt tbu tka tkb tkk tkm tkt tma tmb tmk tmm tmt tmu tta ttb ttk ttm ttt ttu tua tub tuk tum tut tuu ua- uaa uab uak uam uat uau uba ubb ubk ubt ubu uka ukb ukk uku um- uma umb umm umt umu uta utb utk utm utt utu uua uum uut uuu