a-ak a-be aaaa aaab aaae aaar aaba aabb aaea aaka aake aaku aara aare aaru abaa abab abae abaj abak abar abau abb- abba abbb abbe abbr abee aber abra abua abue abuk aeer aeka aer- aera ajab ajak ajar ajba ajee ajka ajur akaa akae akar akee aker akeu akka akku akr- akra akre akua arab arae arak arar arau arba arbe area aree arek areu arja arje arju arka arke arr- arra arre arrk arrr arru arua arub arue auaa aube auer auja auke aur- aura aure baaa baak baar baba babb babe babr babu baek baer baja baju bak- baka bake bakr baku bar- bara barb bare bark barr baru bau- bauk baur bbau bbbb bbeb beak bear beau beba bebb bebe beeb beej beek beer beja beka beke bera bere berk berr beru beuk beur brab brae braj brak brau brea breb bree brek brer brje brka brkb brrr brue buar buba bubb bube bubu buea buer bueu buja buje buju buka buke bukk buku bur- bura burb bure burj burk burr buru eaba eara earb eare ebba ebbr eber ebru ebur eeea eeee eeka eeke eera ejer eka- ekab ekeb ekek eker ekka ekur erau erba erbb erbe ereb erer erja erke erra erre erua erub erur euba euer eur- eura eure jaak jaar jaba jabr jaer jaja jaju jaka jake jaku jara jare jark jarr jaru jauk jaur jbaa jbar jear jebb jebe jeer jeju jeke jera jere jerk jeru jeuk jeur jjar jrbr juab juar juba jube jubu juja juju juka juke juku jura jure jurr kaaa kaab kaak kaar kaba kabb kabe kabr kabu kaer kaja kajb kaje kajk kajr kaju kaka kake kakj kakk kaku kara karb kare karj kark karr karu kau- kaub kaue kauj kauk kaur kbaa kbab kbae kbak kbar kbba kbbb kbbe kbbk kbbr kbbu kbeb kbee kbek kber kbja kbjk kbkb kbkk kbkr kbra kbrb kbre kbrj kbrk kbru kbua kbub kbue kbuk kbur kbuu kea- keak kear keau keba kebb kebe kebr kebu keek keer kejb kejj keka kekb keke keku ker- kera kerb kere kerk kerr keru keur kjaa kjae kjak kjbb kjbr kjee kjer kjjj kjjk kjjr kjke kjkj kjkk kjrb kjua kkaa kkar kkba kkbb kkbe kkbj kkbr kkea kkjb kkjk kkkj kkkk kkrb kkre kkrk kkrr kkua kkuu krab krae kraj krak krar krba krbb krbe krbk krbr krea kreb kree krej krek kreu krjb krje krjk krka krke krkk krkr krku krrb krre krrk krrr krua krue kruk krur kuar kuau kuba kubb kube kubj kubr kubu kuek kueu kuja kuje kujj kuju kuka kuke kukk kuku kura kurb kure kurk kurr kuru kuub kuuk kuur kuuu raab raaj raak raba rabb rabe rabk rabu raer raja raje raju raka rake rakk raku rara rarb rare rark raua raub raue rauk rbbb rbbr rea- reae reak rear reau reba rebb rebe rebk rebu reeb reek reja reka reke rera rere reru reue reuk reuu rrrr ruba rubb rube rubu ruer ruja ruka ruke rukk ruku rura rure ruru uaru uaua ubar ubba ubbe ubek uber ubja ubra ueba ukba ukek ukeu ukra ukur urau urba urbe ure- urea urka urke urra urre uruk urur uuuu