a-a a-b aaa aab aag aaj aan aau ab- aba abb abg abj abn abu ag- aga agb agg agj agn agu aja ajb ajj ajn aju an- ana anb ang anj ann anu au- aua aub aug auj aun b-u baa bab bag baj ban bau bba bbb bbg bbn bbu bga bgb bgg bgn bgu bja bjg bjj bjn bju bna bnb bng bnj bnn bnu bua bub bug buj bun buu gaa gab gag gaj gan gau gba gbg gbj gbn gbu gga ggb ggg ggj ggn ggu gja gjg gna gnb gnn gnu gu- gua gub gug guj gun guu jaa jab jag jaj jan jau jba jbg jbj jbu jga jgb jgn jgu jja jjb jjg jjj jju jna jng jnj jnn jnu jub jug jun naa nab nag naj nan nau nba nbb nbg nbn nbu nga ngb ngg ngj ngn ngu nja njn nju nna nnb nng nnn nnu nua nub nug nuj nun nuu ua- uaa uab uag uaj uan uau uba ubb ubg ubn ubu uga ugb ugg ugn ugu un- una unb ung unn unu uua uug uun uuu