a-do aaaa aaab aaad aaam aaar aaba aabb aabd aabm aada aadu aama aamb aamd aamo aamr aaoo aara aard aarm aaro aaru abaa abab abad abam abar abau abb- abba abbb abbo abbr abda abdo abdu abma abmb aboa abob abod aboo abor abou abra abro abua abud abum adaa adab adad adam adao adar adba adda addd addo addr addu adma admb admr adob adod adoo ador adra adro adua adub adur amaa amad amam amar amb- amba ambo ambr ambu amda amdo amm- amma ammo ammu amob amod amoo amor amou amra amro amua amud amum amur aoba aoma aora aorb arab arad aram arar arau arba arda ardm ardo ardu arma armd armm armo armu aroa arob arod arom aroo aror arr- arra arro arrr arru arua arub arud arum auaa audo auma aur- aura aurd auro baaa baad baam baar baba babb babm babo babr babu bada badb badd bado badr badu bama bamb bamm bamu bar- bara barb bard barm baro barr baru bau- baud baum baur bbad bbau bbbb bbdd bbdo bd-r bdrm bmaa bmdb boab boad boar boba bobb bobo bobu boda bodb bodo bodu boma bomb bomu boob bood boom boor bor- bora bord borm boro borr boru boua boud boum bour brab brad bram brao brau brda brdm brdo broa brob brod brom broo bror brou brrm brrr brud brum buad buar buba bubb bubo bubu buda budb budd budo budu bum- buma bumb bur- bura burb burd burm buro burr buru d-bo daab daad daam daar daau daba dabb dabo dabu dada dado dadu dama damb damm damo damu daou dara darb dard daro darr daru daub daud daum daur dbar dddd ddub dmaa dmab dmba dmrb doab doar doba dobb dobu dod- doda dodd dodo doma domb domm domo doob dood doom door dora dord dorm doro dorr doru doub doud doum dour draa drab drad dram drar drau drba drda drob drod drom drou drra drua drub drum druu duaa duab duad duar dub- duba dubb dubu duda dudd dudo dudu duma dumb dumm duo- dura duro duru duur maaa maad maam maar maba mabo mabu mada madb madd mado mama mamo mamu maor mar- mara mard marm maro marr maru maua maud maum maur mbam mbba mbda mbdb mbou mddm mdma mdra mdud mmaa mmab mmar mmda mmdb mmmd mmmm mmod mmor moaa moab moam moar moba mobb mobo moda modd modo modu moma momo momu mooa moob mood moor mora morb mord moro moru moud mour mrad mrbb mrbm mrda mrdd mrmd mrud muar mubo muda mudd mudu muma mumm mumo mumu mura murd muro murr muru oaau oadm oama oara obad obba obbo obor obra obro odam odbo odda oddd odma odmr odom odoo odor odou odra odum odur omam omao omar ombo ombu omda omdb omma omo- omoa omoo omor omra omro omuo ooaa ooba ooda ooma oooo oora oord orab orad oram orao orar orba orbb orbo orbu orda ordo ordu orma ormo oro- orom oror orra orro orub orum ouad ouma our- oura ouro ouu- raab raad raam raba rabb rabo rabu rada radd radm rado radr radu rama ramb ramm ramo ramu raob raom rara rarb raro raua raub raud raum rbbb rbbr rdbm rdma roab road roam roar rob- roba robb robo robu roda rodd rodo roma romb romd romm romo roob rood room roor rora roro roru roua roub roud roum rrad rrrr rrum ruad ruba rubb rubu ruda rudd rudo ruma rumb rumm rumo rura rurd ruro ruru ruud uaru uaua ubar ubba ubbo ubod ubra ubud udaa udad udar udau udma udoo udra umaa umar umb- umba umbo umma ummo umor umra uomo uor- urad urao urau urba urda urdu urma uro- uroa urom uroo urra urum urur uuuu