a-a a-b aaa aab aad aak aam aao aar aau ab- aba abb abd abk abm abo abr abu ad- ada adb add adk adm ado adr adu aka akb akd akk akm ako akr aku ama amb amd amk amm amo amr amu aoa aob aod aok aom aoo aor aou ar- ara arb ard ark arm aro arr aru au- aua aub aud auk aum auo aur b-u baa bab bad bak bam bao bar bau bba bbb bbd bbk bbm bbo bbr bbu bda bdb bdd bdk bdm bdo bdr bdu bka bkb bkk bkm bko bkr bma bmb bmd bmk bmm bmo bmr bmu boa bob bod bok bom boo bor bou bra brb brd brk brm bro brr bru bua bub bud buk bum buo bur buu daa dab dad dak dam dao dar dau dba dbb dbd dbk dbm dbo dbr dbu dda ddb ddd ddk ddm ddo ddr ddu dka dkb dkk dkm dko dkr dku dma dmb dmd dmk dmm dmo dmr dmu doa dob dod dok dom doo dor dou dra drb drd drk drm dro drr dru dua dub dud duk dum duo dur ka- kaa kab kad kak kam kao kar kau kba kbb kbd kbk kbm kbo kbr kbu kda kdb kdk kdm kdo kdr kdu kkb kkk kkm kkr kku kma kmb kmd kmk kmm kmo kmu koa kob kod kok kom koo kor kou kra krd krk kro krr kru kub kud kuk kum kur kuu m-o m-r maa mab mad mak mam mao mar mau mba mbb mbd mbk mbm mbo mbr mbu mda mdb mdd mdk mdm mdo mdr mdu mka mkb mkd mkk mkm mko mkr mku mma mmb mmd mmk mmm mmo mmr mmu moa mob mod mok mom moo mor mou mra mrb mrd mrk mrm mro mrr mru mua mub mud muk mum mur muu oaa oab oad oak oam oao oar oau ob- oba obb obd obk obm obo obr obu oda odb odd odm odo odr odu oka okb okd okk oko okr oku om- oma omb omd omm omo omr omu oo- ooa oob ood ook oom ooo oor or- ora orb ord ork orm oro orr oru ou- oua oud ouk oum ouo our ra- raa rab rad rak ram rao rar rau rba rbb rbd rbk rbm rbo rbr rbu rda rdb rdd rdm rdo rdr rdu rkb rkk rkm rko rku rma rmb rmd rmm rmo rmr roa rob rod rok rom roo ror rou rra rrb rrd rrk rrm rrr rru rua rub rud ruk rum ruo rur ruu ua- uaa uab uad uak uam uao uar uau uba ubb ubk ubo ubr ubu uda udb udd udk udm udo udr udu uka ukb ukk ukr uku um- uma umb umd umm umo umr umu uoa uob uod uok uom uoo uor ur- ura urb urd urk urm uro urr uru uua uum uur uuu

a-ak a-do a-ok aaaa aaab aaad aaam aaar aaba aabb aabd aabm aada aadu aaka aaku aama aamb aamd aamo aamr aaoo aara aard aarm aaro aaru abaa abab abad abak abam abar abau abb- abba abbb abbo abbr abda abdo abdu abma abmb aboa abob abod abok aboo abor abou abra abro abua abud abuk abum adaa adab adad adak adam adao adar adba adda addd addo addr addu adma admb admr adob adod adok adoo ador adra adro adua adub aduk adur akaa akam akao akar akka akko akku akok akom akr- akra akua amaa amad amam amar amb- amba ambo ambr ambu amda amdo amka amm- amma ammo ammu amob amod amok amoo amor amou amra amro amua amud amum amur aoba aoma aora aorb arab arad arak aram arar arau arba arda ardm ardo ardu arka arko arma armd armm armo armu aroa arob arod arom aroo aror arr- arra arrk arro arrr arru arua arub arud arum auaa audo auma aur- aura aurd auro baaa baad baak baam baar baba babb babm babo babr babu bada badb badd bado badr badu bak- baka bako bakr baku bama bamb bamm bamu bar- bara barb bard bark barm baro barr baru bau- baud bauk baum baur bbad bbau bbbb bbdd bbdo bd-r bdrm bmaa bmdb boab boad boak boar boba bobb bobo bobu boda bodb bodo bodu boka boko boku boma bomb bomu boob bood book boom boor bor- bora bord bork borm boro borr boru boua boud bouk boum bour brab brad brak bram brao brau brda brdm brdo brka brkb broa brob brod brok brom broo bror brou brrm brrr brud brum buad buar buba bubb bubo bubu buda budb budd budo budu buka bukk buko buku bum- buma bumb bur- bura burb burd burk burm buro burr buru d-bo daab daad daam daar daau daba dabb dabo dabu dada dado dadu daka dako daku dama damb damm damo damu daou dara darb dard dark daro darr daru daub daud dauk daum daur dbar dddd ddub dkba dmaa dmab dmba dmrb doab doak doar doba dobb dobu dod- doda dodd dodo doka doko doma domb domm domo doob dood dook doom door dora dord dork dorm doro dorr doru doub doud douk doum dour draa drab drad drak dram drar drau drba drda drmk drob drod drom drou drra drua drub druk drum druu duaa duab duad duar dub- duba dubb dubu duda dudd dudo dudu duka duku duma dumb dumm duo- dura durk duro duru duur kaaa kaab kaak kaam kaar kaba kabb kabd kabo kabr kabu kad- kada kadd kadm kado kadr kadu kaka kakk kakm kako kaku kam- kama kamb kamm kamo kamr kamu kaoa kaok kaor kara karb kard kark karm karo karr karu kau- kaub kaud kauk kaum kauo kaur kbaa kbab kbad kbak kbam kbar kbba kbbb kbbd kbbk kbbm kbbo kbbr kbbu kbdb kbdo kbdr kbkb kbkk kbko kbkr kbmb kbmo kbmr kboa kbob kbod kbok kboo kbra kbrb kbrd kbrk kbro kbru kbua kbub kbud