a-a a-b aaa aab aag aam aar aas aau ab- aba abb abg abm abr abs abu ag- aga agb agg agm agr ags agu ama amb amg amm amr ams amu ar- ara arb arg arm arr ars aru as- asa asb asg asm asr ass asu au- aua aub aug aum aur aus b-u baa bab bag bam bar bas bau bba bbb bbg bbm bbr bbs bbu bga bgb bgg bgm bgr bgs bgu bma bmb bmg bmm bmr bms bmu bra brb brg brm brr brs bru bsa bsb bsg bsm bsr bss bsu bua bub bug bum bur bus buu gaa gab gag gam gar gas gau gba gbg gbm gbr gbs gbu gga ggb ggg ggm ggr ggs ggu gma gmb gmg gmm gmr gms gra grb grg grm grr grs gru gsa gsb gsg gsm gsr gss gsu gu- gua gub gug gum gur gus guu m-r maa mab mag mam mar mas mau mba mbb mbg mbm mbr mbs mbu mga mgb mgm mgr mgs mgu mma mmb mmg mmm mmr mms mmu mra mrb mrg mrm mrr mrs mru msa msb msg msm msr mss msu mua mub mug mum mur mus muu ra- raa rab rag ram rar ras rau rba rbb rbg rbm rbr rbs rbu rga rgb rgg rgr rgs rma rmb rmg rmm rmr rms rra rrb rrg rrm rrr rrs rru rsa rsb rsg rsm rsr rss rsu rua rub rug rum rur rus ruu saa sab sag sam sar sas sau sba sbb sbg sbm sbr sbs sbu sga sgb sgg sgm sgr sgs sgu sma smb smg smm smr sms smu sr- sra srb srg srm srr srs ss- ssa ssb ssg ssm ssr sss ssu sua sub sug sum sur sus suu ua- uaa uab uag uam uar uas uau uba ubb ubg ubr ubs ubu uga ugb ugg ugm ugr ugs ugu um- uma umb umg umm umr ums umu ur- ura urb urg urm urr urs uru usa usb usg usm usr uss usu uua uug uum uur uus uuu

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-aaa- a-ram aaaam aaaas aaarg aaasa aaass aabaa