a-fu aaaa aaab aaaf aaal aaam aaar aaba aabb aabl aabm aafa aafb aaff aafl aala aall aalo aalu aama aamb aamo aamr aaoo aara aarm aaro aaru abaa abab abaf abal abam abar abau abb- abba abbb abbo abbr abff abla ablo abma abmb aboa abob abof abol aboo abor abou abra abro abua abuf abul abum afaa afam afao afar affa affo afla afma afoa afol afoo afor afr- afra afrm afro afru afua alaa alal alam alao alar alau alb- alba albm albo albu alfa all- alla alll allo allr allu alma almo almu aloa alof alol alom aloo alor alou alro alua aluf alum alur amaa amal amam amar amb- amba ambo ambr ambu amfm amfr amla amm- amma ammo ammu amob amof amol amoo amor amou amra amrl amro amua amul amum amur aoba aola aoma aora aorb aouf aoul arab araf aral aram arar arau arba arfa arfb arff arfu arla arlo arma arml armm armo armu aroa arob arom aroo aror arr- arra arro arrr arru arua arub arul arum auaa aul- aula aulf aull aulo aulu auma auol aur- aura auro baaa baaf baal baam baar baba babb babm babo babr babu baff bafo bala balf ball balm balo balu bama bamb bamf baml bamm bamu baol bar- bara barb barf barm baro barr baru bau- bauf baul baum baur bbau bbbb bblb bffl blaa blab blam blau blob blom bloo blou blub bluf blum blur bmaa boab boal boar boba bobb bobo bobu bofa boff bofu bola boll bolm bolo bolu boma bomb bomu boob boof bool boom boor bor- bora borf borm boro borr boru boua bouf boul boum bour brab braf bram brao brau brfm brfu broa brob brol brom broo bror brou brrm brrr brum bual buar buba bubb bubo bubu buff bufo bufr bula bulb bull bulu bum- buma bumb bumf buol bur- bura burb burl burm buro burr buru faaa faam faba fabm fabo fabu fafa faff fafo fala fall falm falo falu fama famo fara farb farl farm faro farr faru faul faur fbar fbla fbom ffar ffff ffrr flab flam flao flmb flob flom floo flor flou flub fluf flum fluo flur foaf foal foam foar foba fofo fola foll folo folr foma fomo foof fool foom for- fora forb forl form foro forr foua foul four frab fram frau frla frob frol from frou frub frum fuar fubb fubu fuff fufu fula full fulu fumo fuor fur- fura furl furm furo furr laaa laal laam laar laba labo labr labu lafb laff lala lall lalm lalo lalu lama lamb lamm lamo lamr lamu laou lara larb larf larm larr laru laub lauf laul laur lbar lblr lfmr llao llll lloa lloo lmao lmbo lmfm lmmr loaf loam loar lob- loba lobb lobo lofa loff lola loll lolo loma lomb lomm lomo lomu loob loof lool loom loor lora loro loul loum lour louu lral lram lrba lrrr luau luba luff lufu lula lull lulu luma lumb lumo lura luua maaa maaf maal maam maar maba mabo mabu mafa mafb maff mafu mal- mala mall malm malo malu mama mamf mamo mamu maor mar- mara marf marl marm maro marr maru maua mauf maul maum maur mbam mbba mbou mfbm mffa mfor mfou mlab mlba mmaa mmab mmar mmff mmmm mmor mmrf moaa moab moaf moal moam moar moba mobb mobo mofa moff mofo mofu mola moll molo molr moma momo momu mooa moob mool moor mora morb morf morl moro moru mouf moul mour mrbb mrbm mrml muar mubo muff mufu mula mull mulm mulo mulu muma mumm mumo mumu mura murl muro murr muru oaau oafo oall oama oara obal obba obbo obla oblu obol obor obra obro off- offa offo offr offu ofla ofml ofor ofra olaf olam olar olba olbo olfa olla ollo olmo olof olom olor olur omal omam omao omar ombo ombu omma omo- omoa omoo omor omra omro omul omuo ooaa ooba ooff oola oolo ooma oooo oora orab oral oram orao orar orba orbb orbo orbu orff orfu orla orlo orlu orma ormo oro- orof orom oror orra orro orub orum ouff oula oulu ouma our- oura ouro ouu- raab raaf raam raba rabb rabl rabo rabu rafa raff rala ralb ralf rall ralo rama ramb raml ramm ramo ramu raob raol raom rara rarb rarf raro raua raub rauf raul raum rbaf rbbb rbbr rfam rffl rlab rlml rlua rmaf rmll roab roaf roam roar rob- roba robb robo robu roff rofl rofo rola rolf roll rolm rolo roma romb romm romo roob roof rool room roor rora roro roru roua roub rouf roul roum rrrr rrum ruba rubb rubu rufa ruff rufo rula rull rulo ruma rumb ruml rumm rumo rura ruro ruru uafa uaru uaua ubal ubar ubba ubbo ubla ublo ubra uffa ufra ulaa ulam ular ulla ullo ullr ulma ulmo ulmu ulo- ulua ulul ulum umaa umar umb- umba umbo umff umla umma ummo umol umor umra uofa uofl uofm uofo uoml uomo uor- ural urao urau urba urfa urff urla urma uro- uroa urol urom uroo urra urum urur uulu uuuu