a-a a-b aaa aab aad aag aam aar aas aau ab- aba abb abd abg abm abr abs abu ad- ada adb add adg adm adr ads adu ag- aga agb agd agg agm agr ags agu ama amb amd amg amm amr ams amu ar- ara arb ard arg arm arr ars aru as- asa asb asd asg asm asr ass asu au- aua aub aud aug aum aur aus b-u baa bab bad bag bam bar bas bau bba bbb bbd bbg bbm bbr bbs bbu bda bdb bdd bdg bdm bdr bds bdu bga bgb bgd bgg bgm bgr bgs bgu bma bmb bmd bmg bmm bmr bms bmu bra brb brd brg brm brr brs bru bsa bsb bsd bsg bsm bsr bss bsu bua bub bud bug bum bur bus buu daa dab dad dag dam dar das dau dba dbb dbd dbg dbm dbr dbs dbu dda ddb ddd ddg ddm ddr dds ddu dga dgd dgg dgm dgr dgs dgu dma dmb dmd dmg dmm dmr dms dmu dra drb drd drg drm drr drs dru dsa dsb dsd dsg dsm dsr dss dsu dua dub dud dug dum dur dus g-d gaa gab gad gag gam gar gas gau gba gbd gbg gbm gbr gbs gbu gda gdb gdd gdm gdr gds gdu gga ggb ggd ggg ggm ggr ggs ggu gma gmb gmd gmg gmm gmr gms gra grb grd grg grm grr grs gru gsa gsb gsd gsg gsm gsr gss gsu gu- gua gub gud gug gum gur gus guu m-r maa mab mad mag mam mar mas mau mba mbb mbd mbg mbm mbr mbs mbu mda mdb mdd mdg mdm mdr mds mdu mga mgb mgd mgm mgr mgs mgu mma mmb mmd mmg mmm mmr mms mmu mra mrb mrd mrg mrm mrr mrs mru msa msb msd msg msm msr mss msu mua mub mud mug mum mur mus muu ra- raa rab rad rag ram rar ras rau rba rbb rbd rbg rbm rbr rbs rbu rda rdb rdd rdg rdm rdr rds rdu rga rgb rgd rgg rgr rgs rma rmb rmd rmg rmm rmr rms rra rrb rrd rrg rrm rrr rrs rru rsa rsb rsd rsg rsm rsr rss rsu rua rub rud rug rum rur rus ruu saa sab sad sag sam sar sas sau sba sbb sbd sbg sbm sbr sbs sbu sda sdb sdd sdg sdm sdr sds sdu sga sgb sgd sgg sgm sgr sgs sgu sma smb smd smg smm smr sms smu sr- sra srb srd srg srm srr srs ss- ssa ssb ssd ssg ssm ssr sss ssu sua sub sud sug sum sur sus suu ua- uaa uab uad uag uam uar uas uau uba ubb ubg ubr ubs ubu uda udb udd udg udm udr uds udu uga ugb ugg ugm ugr ugs ugu um- uma umb umd umg umm umr ums umu ur- ura urb urd urg urm urr urs uru usa usb usd usg usm usr uss usu uua uug uum uur uus uuu