a-a a-b aaa aab aaj aak aam aau ab- aba abb abj abk abm abu aja ajb ajj ajk ajm aju aka akb akj akk akm aku ama amb amk amm amu au- aua aub auj auk aum b-u baa bab baj bak bam bau bba bbb bbk bbm bbu bja bjj bjk bjm bju bka bkb bkk bkm bma bmb bmj bmk bmm bmu bua bub buj buk bum buu jaa jab jaj jak jam jau jba jbj jbk jbm jbu jja jjb jjj jjk jju jka jkb jkk jkm jku jma jmb jmj jmm jmu jub juk jum ka- kaa kab kaj kak kam kau kba kbb kbk kbm kbu kjb kju kkb kkk kkm kku kma kmb kmj kmk kmm kmu kub kuj kuk kum kuu maa mab maj mak mam mau mba mbb mbj mbk mbm mbu mjb mjj mjk mjm mka mkb mkk mkm mku mma mmb mmj mmk mmm mmu mua mub muj muk mum muu ua- uaa uab uaj uak uam uau uba ubb ubk ubu uka ukb ukk uku um- uma umb umm umu uua uum uuu