a-ak a-be aaaa aaab aaae aaap aaar aaba aabb aabp aaea aaep aaka aake aaku aapa aara aare aarp aaru aaup abaa abab abae abak abap abar abau abb- abba abbb abbe abbr abee aber abpa abpp abpr abra abua abue abuk aeap aeer aeka aer- aera akaa akae akap akar akee aker akeu akka akku akpu akr- akra akre akua apak apap apar apba apbr apea apep aper apeu apke appa appr appu apra apre apua apup arab arae arak arap arar arau arba arbe area aree arek arep areu arka arke arpa arpe arpu arr- arra arre arrk arrr arru arua arub arue arup auaa aube auer auke aur- aura aure baaa baak baar baba babb babe babr babu baek baer bak- baka bake bakr baku bapa bape bapp bapu bar- bara barb bare bark barr baru bau- bauk baur bbau bbbb bbeb bbpr beak beap bear beau beba bebb bebe beeb beek beep beer beka beke bera bere berk berr beru beuk beur bkpr bpea brab brae brak brau brea breb bree brek brep brer brka brkb brrr brue brup buar buba bubb bube bubu buea buer bueu buka buke bukk buku bupa bur- bura burb bure burk burp burr buru eaba eapp eara earb eare earp ebba ebbr eber ebru ebur eeea eeee eeka eeke eera eka- ekab ekeb ekek eker ekka ekpe ekur epaa epee eper eppa eppp epra eprb eprp epub erap erau erba erbb erbe ereb erer erke erpa erpe erra erre erua erub erur euba euer eur- eura eure kaaa kaab kaak kaap kaar kaba kabb kabe kabr kabu kaep kaer kaka kake kakk kaku kap- kapa kape kapp kapu kara karb kare kark karp karr karu kau- kaub kaue kauk kaup kaur kbaa kbab kbae kbak kbap kbar kbba kbbb kbbe kbbk kbbr kbbu kbeb kbee kbek kber kbkb kbkk kbkr kbpa kbpe kbpk kbpr kbpu kbra kbrb kbre kbrk kbru kbua kbub kbue kbuk kbup kbur kbuu kea- keak keap kear keau keba kebb kebe kebr kebu keek keep keer keka kekb keke keku kep- kepa kepe kepu ker- kera kerb kere kerk kerp kerr keru keup keur kkaa kkap kkar kkba kkbb kkbe kkbr kkea kkkk kkpk kkrb kkre kkrk kkrr kkua kkup kkuu kpae kpak kpar kpau kpba kpbb kpbe kpbr kpek kper kpke kpkk kpkr kppk kppp kppr kprb kpre kprk kprp kprr kpru kpua kpub kpur krab krae krak krap krar krba krbb krbe krbk krbr krea kreb kree krek kreu krka krke krkk krkr krku krpa krpr krpu krrb krre krrk krrr krua krue kruk krup krur kuap kuar kuau kuba kubb kube kubr kubu kuek kueu kuka kuke kukk kuku kupa kupb kupe kupr kupu kura kurb kure kurk kurr kuru kuub kuuk kuur kuuu paak paap paar paba pabu paea paep paer paka pake paku papa papb pape papp papr par- para pare park parp parr paru paua pauk paup paur pbar pbpa pbpk peab peak peap pear peau peba peek peep peer peka peke pekk pepa pepe per- pera pere perk perp perr peru peur ppap ppar pper pppa pppp ppru ppur prae prar prau pre- preb pree prek prep preu prue pruu pu-e puar pube pubu puer pueu puka puke puku pupa pupe pupu pur- pura purb pure purp purr puru raab raak raba rabb rabe rabk rabu raep raer raka rake rakk raku rapa rape rapp rara rarb rare rark raua raub raue rauk raup rbbb rbbr rea- reae reak reap rear reau reba rebb rebe rebk rebu reeb reek reep reka reke repe repp repr repu rera rere reru reue reuk reup reuu rrrr ruba rubb rube rubp rubu ruer ruka ruke rukk ruku rupa rupe rupp rura rure rurp ruru u-rp uaru uaua ubar ubba ubbe ubek uber ubra ueba ukba ukek ukeu ukpa ukra ukup ukur upar upbe uppa uppe uppp uppu upra upup urap urau urba urbe ure- urea urka urke urra urre uruk urup urur uuuu