-ana a-un aaaa aaab aaan aaar aaba aabb aabt aana aaon aaoo aara aaro aart aaru aata aatt abaa abab aban abar abat abau abb- abba abbb abbo abbr abbt abnu aboa abob abon aboo abor abot abou abra abro abta abtu abua abun abut ana- anaa anab anan anao anar anat anau anba anbb anbo anbu anna annb anno annt ano- anoa anon anor ant- anta anto antr antt antu anua anub anun anut aoba aonb aono aont aora aorb aorn aort aoun aout arab aran arar arat arau arba arna arno arnt aroa arob aron aroo aror arr- arra arro arrr arrt arru arta arto artr arua arub arun arut at-t ataa atab atan atar atat atna atno atob aton ator atot atra atrn atro atru atta attn atto attr attu atua atub atun atur auaa auna aunt aur- aura auro aut- auto baaa baan baar baat baba babb babo babr babu bana bann bano banr bant banu baon bar- bara barb barn baro barr bart baru bata batn bato batt batu bau- baur bbau bbbb bnor bnrr bnta boab boan boar boat boba bobb bobo bobu bona bonn bono bont bonu boob boon boor boot bor- bora born boro borr bort boru bota botb botn boto bott boua boun bour bout brab bran brao brat brau brna brno broa brob bron broo bror brot brou brrr brun brut btaa btan btob btor btrt bttb buar buat buba bubb bubo bubu buna bunb bunn buno bunt bunu buon bur- bura burb burn buro burr burt buru but- buta buto butt naaa naab naan naar naat naba nabo nabu nan- nana nanb nann nano nant nanu naor naot nara narn naro narr nart naru nata nato natt natu nauo naur naut nbaa nbar nbbo nnnn nnot nntn noaa noat noba nobo nobu non- nona nonn nono nont nonu noo- noob noon nooo noor noot nor- nora norb norn noro norr nort not- nota noto nott noun nour nout nrab nrna nron nrta ntnu ntru ntto nttr nuan nuba nuna nunn nuno nunt nuon nura nurn nurr nurt nuru nutt nutu oaau oara oban obba obbo obon obor obot obra obro onab onan onar onat onna onno onon onor onra ont- onto onur onut ooaa ooba oona oont oooo oora oort ootb orab oran orao orar orat orba orbb orbo orbu orna orno oro- oron oror orot orra orro orta orto orub otan otar oto- oton otoo otor otra otro otta otto ottu otur ouan ouat oun- ouna our- oura ourn ouro ourt out- outa outb outo ouu- raab raan raat raba rabb rabo rabu rana rann rano rant raob rara rarb raro rata rato ratt ratu raua raub raun raut rbbb rbbr rnbr rnnt rnot rnut roab roan roar roat rob- roba robb robo robt robu rona rono ront roob roon roor root rora roro rort roru rota rotn roto rotr rott roua roub roun rout rrat rrna rrrr rrun rtan ruan ruba rubb rubu runa runn runo runt rura ruro ruru ruta ruto rutt rutu ruun taa- taan taar taat taba tabb tabo tabu tana tann tano tant tanu taoa taor taou tara tarb tarn taro tarr tart taru tata tatb tato tatr tatt tatu taua taub taur taut tbar tbrb tbta tnut toab toan toat toau toba tobo tobt tobu tona tonb tonn tono tonu tooa toon toor toot tora torn toro torr tort toru tota toto totr tott toun tour tout traa trab tran trao trat trau trna trno troa tron troo trot trou trra trtr trub trun trut truu ttab ttbb tton tttt tuan tuao tuar tuat tuba tubb tubo tubr tubu tuna tunb tunn tuno tunu tuor tura turb turn turo turr turt turu tuta tuto tutt tutu tuuo uart uaru uata uatu uaua ubar ubba ubbo ubon ubra unaa unan unar unat unau unna unno unon unra unro untb unto unut uor- uran urao urat urau urba urna uro- uroa uroo urra urun urur urut utan utau utor utto uttu uuno uuta uuuu