a-a a-b aaa aab aag aah aaj aan aau ab- aba abb abg abh abj abn abu ag- aga agb agg agh agj agn agu aha ahb ahg ahh ahj ahn ahu aja ajb ajh ajj ajn aju an- ana anb ang anh anj ann anu au- aua aub aug auh auj aun b-u baa bab bag bah baj ban bau bba bbb bbg bbh bbn bbu bga bgb bgg bgh bgn bgu bha bhb bhg bhh bhj bhu bja bjg bjj bjn bju bna bnb bng bnj bnn bnu bua bub bug buh buj bun buu gaa gab gag gah gaj gan gau gba gbg gbh gbj gbn gbu gga ggb ggg ggh ggj ggn ggu gha ghb ghg ghh ghj ghn gja gjg gna gnb gnn gnu gu- gua gub gug guj gun guu haa hab hag hah haj han hau hba hbb hbg hbh hbj hbn hbu hga hgb hgg hgh hgn hgu hha hhb hhg hhh hhj hhn hhu hja hjn hna hnb hng hnh hnj hnn hnu hua hub hug huh huj hun huu jaa jab jag jah jaj jan jau jba jbg jbj jbu jga jgb jgh jgn jgu jha jhj jhn jhu jja jjb jjg jjj jju jna jng jnh jnj jnn jnu jub jug juh jun naa nab nag nah naj nan nau nba nbb nbg nbn nbu nga ngb ngg ngh ngj ngn ngu nha nhb nhg nhh nhj nhn nhu nja njn nju nna nnb nng nnh nnn nnu nua nub nug nuh nuj nun nuu ua- uaa uab uag uah uaj uan uau uba ubb ubg ubh ubn ubu uga ugb ugg ugh ugn ugu uha uhb uhh uhj uhu un- una unb ung unh unn unu uua uug uun uuu