a-a a-b a-i aaa aab aag aai aam aar aas aau ab- aba abb abg abi abm abr abs abu ag- aga agb agg agi agm agr ags agu ai- aia aib aig aii aim air ais aiu ama amb amg ami amm amr ams amu ar- ara arb arg ari arm arr ars aru as- asa asb asg asi asm asr ass asu au- aua aub aug aui aum aur aus b-u baa bab bag bai bam bar bas bau bba bbb bbg bbi bbm bbr bbs bbu bga bgb bgg bgi bgm bgr bgs bgu bi- bia bib big bii bim bir bis biu bma bmb bmg bmi bmm bmr bms bmu bra brb brg bri brm brr brs bru bsa bsb bsg bsi bsm bsr bss bsu bua bub bug bui bum bur bus buu gaa gab gag gai gam gar gas gau gba gbg gbi gbm gbr gbs gbu gga ggb ggg ggi ggm ggr ggs ggu gia gib gig gii gim gir gis giu gma gmb gmg gmi gmm gmr gms gra grb grg gri grm grr grs gru gsa gsb gsg gsi gsm gsr gss gsu gu- gua gub gug gui gum gur gus guu ia- iaa iab iag iai iam iar ias iau iba ibb ibg ibi ibm ibr ibs ibu iga igb igg igi igm igr igs igu iia iib iii iim iir iis iiu im- ima imb img imi imm ims imu ir- ira irb irg iri irm irr irs iru is- isa isb isg isi ism isr iss isu iu- iua iub iug iui ium iur ius m-r maa mab mag mai mam mar mas mau mba mbb mbg mbi mbm mbr mbs mbu mga mgb mgi mgm mgr mgs mgu mi- mia mib mig mii mim mir mis miu mma mmb mmg mmi mmm mmr mms mmu mra mrb mrg mri mrm mrr mrs mru msa msb msg msi msm msr mss msu mua mub mug mui mum mur mus muu ra- raa rab rag rai ram rar ras rau rba rbb rbg rbi rbm rbr rbs rbu rga rgb rgg rgi rgr rgs ria rib rig rii rim rir ris rma rmb rmg rmi rmm rmr rms rra rrb rrg rri rrm rrr rrs rru rsa rsb rsg rsi rsm rsr rss rsu rua rub rug rui rum rur rus ruu saa sab sag sai sam sar sas sau sba sbb sbg sbi sbm sbr sbs sbu sga sgb sgg sgi sgm sgr sgs sgu sia sib sig sii sim sir sis siu sma smb smg smi smm smr sms smu sr- sra srb srg sri srm srr srs ss- ssa ssb ssg ssi ssm ssr sss ssu sua sub sug sui sum sur sus suu ua- uaa uab uag uai uam uar uas uau uba ubb ubg ubi ubr ubs ubu uga ugb ugg ugi ugm ugr ugs ugu uia uib uig uii uim uir uis uiu um- uma umb umg umi umm umr ums umu ur- ura urb urg uri urm urr urs uru usa usb usg usi usm usr uss usu uua uug uum uur uus uuu