a-a a-b aaa aab aak aam aar aas aau ab- aba abb abk abm abr abs abu aka akb akk akm akr aks aku ama amb amk amm amr ams amu ar- ara arb ark arm arr ars aru as- asa asb ask asm asr ass asu au- aua aub auk aum aur aus b-u baa bab bak bam bar bas bau bba bbb bbk bbm bbr bbs bbu bka bkb bkk bkm bkr bks bma bmb bmk bmm bmr bms bmu bra brb brk brm brr brs bru bsa bsb bsk bsm bsr bss bsu bua bub buk bum bur bus buu ka- kaa kab kak kam kar kas kau kba kbb kbk kbm kbr kbs kbu kkb kkk kkm kkr kks kku kma kmb kmk kmm kms kmu kra krk krr krs kru ksa ksb ksk ksm ksr kss ksu kub kuk kum kur kus kuu m-r maa mab mak mam mar mas mau mba mbb mbk mbm mbr mbs mbu mka mkb mkk mkm mkr mks mku mma mmb mmk mmm mmr mms mmu mra mrb mrk mrm mrr mrs mru msa msb msk msm msr mss msu mua mub muk mum mur mus muu ra- raa rab rak ram rar ras rau rba rbb rbk rbm rbr rbs rbu rkb rkk rkm rks rku rma rmb rmm rmr rms rra rrb rrk rrm rrr rrs rru rsa rsb rsk rsm rsr rss rsu rua rub ruk rum rur rus ruu saa sab sak sam sar sas sau sba sbb sbk sbm sbr sbs sbu sk- ska skb skk skm skr sks sku sma smb smk smm smr sms smu sr- sra srb srk srm srr srs ss- ssa ssb ssk ssm ssr sss ssu sua sub suk sum sur sus suu ua- uaa uab uak uam uar uas uau uba ubb ubk ubr ubs ubu uka ukb ukk ukr uku um- uma umb umm umr ums umu ur- ura urb urk urm urr urs uru usa usb usk usm usr uss usu uua uum uur uus uuu

a-ak aaaa aaab aaam aaar aaas aaba aabb aabm aaka aaku aama aamb aamr aams aara aarm aars aaru aasa aasm aass aasu aaus abaa abab abak abam abar abas abau abb- abba abbb abbr abbs abma abmb abms abra abrs abs- absa abss absu abua abuk abum abus akaa akam akar akas akka akku akr- akra aksa aksu akua amaa amam amar amas amb- amba ambr ambs ambu amka amm- amma ammu amra amsa amss amua amum amur arab arak aram arar aras arau arba arbs arka arks arma armm arms armu arr- arra arrk arrr arrs arru ars- arsa arsk arsu arua arub arum asaa asab asak asam asar asas asau asba asbm asbu aska askr asks asma asmm asmr asms asra asrm asrs asru assa assk assr asss assu asub asum asur asus auaa auks auma aur- aura ausa ausm ausu baaa baak baam baar baas baba babb babm babr babs babu bak- baka bakr baks baku bama bamb bamm bams bamu bar- bara barb bark barm barr bars baru basa bask bass basu bau- bauk baum baur bbas bbau bbbb bbbs bmaa bmus brab brak bram bras brau brka brkb brrm brrr brrs brsb brsr brum brus bsaa bsam bsas bsms bsra bsrm bssm buar buba bubb bubs bubu buka bukk buku bum- buma bumb bums bur- bura burb burk burm burr burs buru busa busk buss busu buus kaaa kaab kaak kaam kaar kaas kaba kabb kabr kabu kaka kakk kakm kaks kaku kam- kama kamb kamm kamr kams kamu kara karb kark karm karr kars karu kas- kasa kasb kask kasm kasr kass kasu kau- kaub kauk kaum kaur kaus kbaa kbab kbak kbam kbar kbas kbba kbbb kbbk kbbm kbbr kbbs kbbu kbkb kbkk kbkr kbmb kbmr kbms kbra kbrb kbrk kbru kbsa kbsb kbsk kbsm kbsr kbss kbsu kbua kbub kbuk kbur kbus kbuu kkaa kkam kkar kkba kkbb kkbr kkbs kkkk kkma kkmk kkmr kkms kkrb kkrk kkrr kkrs kksa kksm kksr kkss kksu kkua kkus kkuu kmak kmam kmas kmbr kmbs kmkk kmks kmmk kmmm kmmr kmms kmrb kmrr kmrs kmsa kmsb kmsr kmss kmsu kmur kmus krab krak kram krar kras krba krbb krbk krbm krbr krka krkk krkr krks krku krma krmb krmr krms krrb krrk krrm krrr krrs krsa krsk krsr krss krsu krua kruk krum krur ksab ksak ksam ksar ksas ksau ksba ksbr ksbs kska kskb kskk kskr ksks ksku ksma ksmb ksmm ksmr ksms ksmu ksra ksrb ksrm ksrr ksrs kssa kssm kssr ksss kssu ksua ksub ksum ksuu kuam kuar kuau kuba kubb kubr kubs kubu kuka kukk kuks kuku kuma kumm kumr kumu kura kurb kurk kurm kurr kurs kuru kusa kusb kusu kuub kuuk kuur kuuu maaa maak maam maar maas maba mabs mabu maka maks maku mama mams mamu mar- mara mark marm marr mars maru masa mask masr mass masu maua mauk maum maur maus mbam mbas mbba mbbs mbms mbrs mbus mkak mkks mksm mmaa mmab mmar mmas mmmm mmms mmsu mmus mras mrbb mrbm mrbs mrkr mrsa mruk msaa msar msas msau msba msma msmb msmm msms msmu msra msrb mssa mssm mssr msus muak muar mubs muka muma mumm mums mumu mura murk murr murs muru musa musk muss musu raab raak raam raas raba rabb rabk rabs rabu raka rakk raku rama ramb ramm rams ramu rara rarb rark rars rasa rask rasm rass rasu raua raub rauk raum raus rbbb rbbr rbbs rbmk rbms rbss rkss rmas rmbs rras rrkm rrrr rrum rsaa rsma rssa rsua rsum ruas ruba rubb rubs rubu ruka rukk ruku ruma rumb rumm rums rura rurs ruru rusa rusk russ rusu saab saak saam saar saas saba sabb sabr sabs sabu saka sakb sakk saks saku sam- sama samm sams samu sara sark sarm sarr sars saru sasa sask sasm sass saua sauk saum saur saus sbaa sbar sbas sbbs sbma sbrk sbsa sbus skab skar skra skss