aaaa aaab aaar aaba aabb aabt aaoo aara aaro aart aaru aata aatt abaa abab abaj abar abat abau abb- abba abbb abbo abbr abbt aboa abob aboo abor abot abou abra abro abta abtu abua abut ajab ajao ajar ajat ajba ajob ajoo ajot ajou ajur aoba aora aorb aort aout arab arar arat arau arba arja arjo arju aroa arob aroo aror arr- arra arro arrr arrt arru arta arto artr arua arub arut at-t ataa atab atar atat atob ator atot atra atro atru atta atto attr attu atua atub atur auaa auja aur- aura auro aut- auto baaa baar baat baba babb babo babr babu baja baju bar- bara barb baro barr bart baru bata bato batt batu bau- baur bbau bbbb bjoa boab boar boat boba bobb bobo bobu bojo bojt boju boob boor boot bor- bora borj boro borr bort boru bota botb boto bott boua bour bout brab braj brao brat brau broa brob broo bror brot brou brrr brut btaa btob btor btrt bttb buar buat buba bubb bubo bubu buja bujo buju bur- bura burb burj buro burr burt buru but- buta buto butt j-ro jaar jaba jabo jabr jaja jaju jara jaro jarr jart jaru jato jatu jaur jbaa jbar jbob jjar joab joao joar joba jobo jobu jojo joor joot jora joro jort jota joto jott jour jrbr jtar juab juar juba jubu juja juju jura jurr juta oaau oara obba obbo obja obor obot obra obro ooaa ooba oooo oora oort ootb orab orao orar orat orba orbb orbo orbu oro- oror orot orra orro orta orto orub oruj otar oto- otoo otor otra otro otta otto ottu otur ouat ouju our- oura ouro ourt out- outa outb outo ouu- raab raaj raat raba rabb rabo rabu raja rajo raju raob rara rarb raro rata rato ratt ratu raua raub raut rbbb rbbr roab roar roat rob- roba robb robo robt robu roja rojo roob roor root rora roro rort roru rota rotj roto rotr rott roua roub rout rrat rrrr ruba rubb rubu ruja rura ruro ruru ruta ruto rutt rutu taa- taar taat taba tabb tabo tabu tajo taju taoa taor taou tara tarb taro tarr tart taru tata tatb tato tatr tatt tatu taua taub taur taut tbar tbrb tbta toab toat toau toba tobo tobt tobu toja tojo tooa toor toot tora toro torr tort toru tota toto totr tott tour tout traa trab trao trat trau troa troo trot trou trra trtr trub trut truu ttab ttbb tttt tuao tuar tuat tuba tubb tubo tubr tubu tuja tuor tura turb turo turr turt turu tuta tuto tutt tutu tuuo uart uaru uata uatu uaua ubar ubba ubbo ubja ubra uor- urao urat urau urba uro- uroa uroo urra urur urut utau utor utto uttu uuta uuuu