a-be a-do a-fu aaaa aaab aaad aaae aaaf aaam aaar aaba aabb aabd aabm aada aade aadu aaea aaem aafa aafb aafd aaff aama aamb aamd aame aamo aamr aaoe aaoo aara aard aare aarm aaro aaru abaa abab abad abae abaf abam abar abau abb- abba abbb abbe abbo abbr abda abdo abdu abed abee aber abff abma abmb aboa abob abod abof aboo abor abou abra abro abua abud abue abuf abum adaa adab adad adae adam adao adar adba adda addd adde addo addr addu adea adeb adee adem adeo ader adfa adma admb adme admr adob adod adoe adoo ador adra adre adro adua adub adue adur aeaf aede aeer aeom aer- aera aerd aero afaa afad afam afao afar afdb afee afer affa affo afma afoa afoe afoo afor afr- afra afre afrm afro afru afua afud afue amaa amad amae amam amar amb- amba ambe ambo ambr ambu amda amdo amed amee amer ameu amfm amfr amm- amma amme ammo ammu amob amod amof amoo amor amou amra amro amua amud amum amur aoba aoeu aoma aora aorb aouf arab arad arae araf aram arar arau arba arbe arda arde ardf ardm ardo ardu area ared aree aref arem areo areu arfa arfb arff arfu arma armd arme armm armo armu aroa arob arod aroe arom aroo aror arr- arra arre arro arrr arru arua arub arud arue arum auaa aube aude audo auer aufe auma aur- aura aurd aure auro baaa baad baaf baam baar baba babb babe babm babo babr babu bada badb badd bade bado badr badu baed baer baff bafo bama bamb bame bamf bamm bamu bar- bara barb bard bare barf barm baro barr baru bau- baud bauf baum baur bbad bbau bbbb bbdd bbdo bbeb bd-r bdrm bduf bead beaf beam bear beau beba bebb bebe bebo beda bede bedo bedu beeb beed beef beem beer befa befe beff befo bema beme bemu beo- beod beof beor bera berd bere berm bero berr beru beur bfme bmaa bmdb boab boad boar boba bobb bobe bobo bobu boda bodb bode bodo bodu boea boee boef boeo boer bofa bofd bofe boff bofu boma bomb bome bomu boob bood booe boof boom boor bor- bora bord bore borf borm boro borr boru boua boud boue bouf boum bour brab brad brae braf bram brao brau brda brdm brdo brea breb bred bree bref brem breo brer brfm brfu broa brob brod broe brom broo bror brou brrm brrr brud brue brum buad buar buba bubb bube bubo bubu buda budb budd bude budo budu buea buem buer bueu bufe buff bufo bufr bum- buma bumb bumf bur- bura burb burd bure burm buro burr buru d-bo daab daad daae daam daar daau daba dabb dabo dabu dada dade dado dadu daeb daem daer daeu dafa dafe daff dafo dama damb dame damm damo damu daou dara darb dard dare darf daro darr daru daub daud daue daum daur dbar dbfo dddd ddre ddub dead deae deaf dear deau deba debe debu deda dedd dede dedo dedu deeb deed deef deem deer defe deff defo dem- dema demb demd deme demo demu deor der- dera derb dere derf derm dero derr deua deue deum deur dfaf dfer dffa dfma dfoe dfrf dmaa dmab dmae dmba dmbf dmea dmfa dmrb doab doae doar doba dobb dobe dobu dod- doda dodd dode dodo doea doer doff doma domb dome domm domo doob dood doof doom door dora dord dore dorf dorm doro dorr doru doub doud doue douf doum dour draa drab drad draf dram drar drau drba drda drea dred dree dref drem drob drod drof drom drou drra drua drub drue drum druu duaa duab duad duar dub- duba dubb dube dubu duda dudd dude dudo dudu duer duff dufu duma dumb dume dumm duo- dura dure duro duru duur eaaf eaba eada eadb eadd eafb eama eame eaom eara earb eard eare earo ebam ebba ebbo ebbr ebed eber eboe eboo ebor ebro ebru ebur edad edam edar edda edde eddm eddo ede- edea edem eder edfa edfu edma edme edod edom edou edra edrm edru edur eede eedu eeea eeee eefa eefe eemo eera eero efab efbr efda efeo effa efma efmd efor efua emad emae emam emar emba embd embe embo embr emer emeu emma emme emmu emod emor emra emre eode eora eore erad eraf eram erau erba erbb erbe erda erde erdf ereb ered erem erer erma erme ermo erob erod eroe eroo erra erre erro erua erub erum erur euba eude eudm euer eur- eura eure euro faaa faad faam faba fabd fabe fabm fabo fabu fada fadd fade fado faeb faem fafa fafe faff fafo fama fame famo fara farb fard fare farm faro farr faru faud faue faur fbar fbom fdoa fdom fead feaf feam fear feba febo feda fede feeb feed feem feer fefe feff fefo fema femb feme femm feod feof fera ferb ferd fere ferm fero ferr feru feud ffar ffee ffff ffrr fmea fmod foad foaf foam foar foba foda fode foed foer fofo foma fome fomo food foof foom for- fora forb ford fore form foro forr foua foud four frab frad frae fram frau frea fred free frem freo frob froe from frou frub frue frum fuad fuar fubb fubu fuda fudd fude fuff fufu fume fumo fuor fur- fura fure furm furo furr maaa maad maaf maam maar maba mabe mabo mabu mada madb madd made mado maee maem maeo maer mafa mafb maff mafu mama mame mamf mamo mamu maor mar- mara mard mare marf marm maro marr maru maua maud mauf maum maur mbam mbba mbda mbdb mbed mbou mdbf mddm mdea mdef mdma mdme mdmf mdra mdud mead mear mebe mebo meda medb medd mede medo medu meed meef meem meer mefe meff mefo mema meme memo memr memu meor meou mer- mera merb merd mere merf merm mero meru meum mfbm mffa