a-a a-b aaa aab aad aam aar aas aau ab- aba abb abd abm abr abs abu ad- ada adb add adm adr ads adu ama amb amd amm amr ams amu ar- ara arb ard arm arr ars aru as- asa asb asd asm asr ass asu au- aua aub aud aum aur aus b-u baa bab bad bam bar bas bau bba bbb bbd bbm bbr bbs bbu bda bdb bdd bdm bdr bds bdu bma bmb bmd bmm bmr bms bmu bra brb brd brm brr brs bru bsa bsb bsd bsm bsr bss bsu bua bub bud bum bur bus buu daa dab dad dam dar das dau dba dbb dbd dbm dbr dbs dbu dda ddb ddd ddm ddr dds ddu dma dmb dmd dmm dmr dms dmu dra drb drd drm drr drs dru dsa dsb dsd dsm dsr dss dsu dua dub dud dum dur dus m-r maa mab mad mam mar mas mau mba mbb mbd mbm mbr mbs mbu mda mdb mdd mdm mdr mds mdu mma mmb mmd mmm mmr mms mmu mra mrb mrd mrm mrr mrs mru msa msb msd msm msr mss msu mua mub mud mum mur mus muu ra- raa rab rad ram rar ras rau rba rbb rbd rbm rbr rbs rbu rda rdb rdd rdm rdr rds rdu rma rmb rmd rmm rmr rms rra rrb rrd rrm rrr rrs rru rsa rsb rsd rsm rsr rss rsu rua rub rud rum rur rus ruu saa sab sad sam sar sas sau sba sbb sbd sbm sbr sbs sbu sda sdb sdd sdm sdr sds sdu sma smb smd smm smr sms smu sr- sra srb srd srm srr srs ss- ssa ssb ssd ssm ssr sss ssu sua sub sud sum sur sus suu ua- uaa uab uad uam uar uas uau uba ubb ubr ubs ubu uda udb udd udm udr uds udu um- uma umb umd umm umr ums umu ur- ura urb urd urm urr urs uru usa usb usd usm usr uss usu uua uum uur uus uuu

aaaa aaab aaad aaam aaar aaas aaba aabb aabd aabm aada aads aadu aama aamb aamd aamr aams aara aard aarm aars aaru aasa aasd aasm aass aasu aaus abaa abab abad abam abar abas abau abb- abba abbb abbr abbs abda abdu abma abmb abms abra abrs abs- absa absd abss absu abua abud abum abus adaa adab adad adam adar adas adba adda addd addr adds addu adma admb admr adms adra adrs adsa adsm adsr adss adua adub adur amaa amad amam amar amas amb- amba ambr ambs ambu amda amds amm- amma ammu amra amsa amsd amss amua amud amum amur arab arad aram arar aras arau arba arbs arda ardm ards ardu arma armd armm arms armu arr- arra arrr arrs arru ars- arsa arsd arsu arua arub arud arum asaa asab asad asam asar asas asau asba asbm asbu asda asds asma asmd asmm asmr asms asra asrm asrs asru assa assd assr asss assu asub asud asum asur asus auaa auma aur- aura aurd ausa ausd ausm ausu baaa baad baam baar baas baba babb babm babr babs babu bada badb badd badr bads badu bama bamb bamm bams bamu bar- bara barb bard barm barr bars baru basa bass basu bau- baud baum baur bbad bbas bbau bbbb bbbs bbdd bd-r bdrm bdsd bdsm bmaa bmdb bmus brab brad bram bras brau brda brdm brds brrm brrr brrs brsb brsr brud brum brus bsaa bsam bsas bsbd bsms bsra bsrd bsrm bssd bssm buad buar buba bubb bubs bubu buda budb budd buds budu bum- buma bumb bums bur- bura burb burd burm burr burs buru busa buss busu buus daab daad daam daar daas daau daba dabb dabs dabu dada dads dadu dama damb damm dams damu dara darb dard darr dars daru dasa dasb dasd dass daub daud daum daur daus dbar dbas dbms dbrs dbsa dbss dbus dddd ddss ddub dmaa dmab dmas dmba dmds dmrb dmsa dmss dmus draa drab drad dram drar dras drau drba drda drms drra drrs drsa drua drub drum drus druu dsba dsda dsdm dsdr dsmb dsms dsrr dssa duaa duab duad duar duas dub- duba dubb dubs dubu duda dudd duds dudu duma dumb dumm dums dura duru dusa duur maaa maad maam maar maas maba mabs mabu mada madb madd mads mama mams mamu mar- mara mard marm marr mars maru masa masr mass masu maua maud maum maur maus mbam mbas mbba mbbs mbda mbdb mbms mbrs mbus mdas mddm mdds mdma mdra mdsd mdud mmaa mmab mmar mmas mmda mmdb mmds mmmd mmmm mmms mmsd mmsu mmus mrad mras mrbb mrbm mrbs mrda mrdd mrds mrmd mrsa mrsd mrud msaa msad msar msas msau msba msma msmb msmm msms msmu msra msrb mssa mssm mssr msud msus muar mubs muda mudd muds mudu muma mumm mums mumu mura murd murr murs muru musa musd muss musu raab raad raam raas raba rabb rabs rabu rada radd radm radr rads radu rama ramb ramm rams ramu rara rarb rars rasa rasd rasm rass rasu raua raub raud raum raus rbbb rbbr rbbs rbds rbms rbsd rbss rdas rdbm rdma rdms rmas rmbs rrad rras rrrr rrum rsaa rsdd rsds rsma rssa rsua rsum ruad ruas ruba rubb rubs rubu ruda rudd ruds ruma rumb rumm rums rura rurd rurs ruru rusa russ rusu ruud saab saad saam saar saas saba sabb sabr sabs sabu sada sadb sadd sadm sadr sads sadu sam- sama samm sams samu sara sard sarm sarr sars saru sasa sasd sasm sass saua saud saum saur saus sbaa sbar sbas sbbs sbds sbma sbsa sbsd sbus sdau sdba sdds sdma sdms sdrs sdsm sdss sdsu smaa smad smas smba smdr smsd smss smur smus sram sras srsd srub ssaa ssab ssam ssas ssau ssbr ssdd ssdm ssra ssrm ssrs sssa sssb sssm ssss suam suar suas