aaaa aaab aaad aaal aaar aaba aabb aabd aabl aada aadu aala aald aall aalu aara aard aaru abaa abab abad abal abar abau abb- abba abbb abbr abda abdu abla abra abua abud abul adaa adab adad adal adar adba adda addd addl addr addu adra adua adub adur alaa alad alal alar alau alb- alba albu ald- alda aldl all- alla alll allr allu alua alur arab arad aral arar arau arba arda ardl ardu arla arr- arra arrr arru arua arub arud arul auaa aul- aula auld aull aulu aur- aura aurd baaa baad baal baar baba babb babr babu bada badb badd badr badu bala bald ball balu bar- bara barb bard barr baru bau- baud baul baur bbad bbau bbbb bbdd bblb bd-r blaa blab blad blau bldr blub blud blur brab brad brau brda brrr brud buad bual buar buba bubb bubu buda budb budd budl budu bula bulb buld bull bulu bur- bura burb burd burl burr buru daab daad daal daar daau daba dabb dabu dada dadu dala dall dalu dara darb dard darl darr daru daub daud daur dbar dddd ddub dlab dlbd draa drab drad drar drau drba drda drra drua drub druu duaa duab duad dual duar dub- duba dubb dubu duda dudd dudu dula dull dulu dura duru duul duur laaa laad laal laar laba labr labu lada ladd ladu lala lald lall lalu lara larb lard larr laru laub laud laul laur lbar lblr lldb llll llud lral lrba lrdd lrrr luau luba luda ludd lula lull lulu lura lurd luua raab raad raba rabb rabl rabu rada radd radl radr radu rala ralb rall rara rarb raua raub raud raul rbbb rbbr rlab rlua rrad rrrr ruad ruba rubb rubu ruda rudd rudl rula rull rura rurd ruru ruud uald uaru uaua ubal ubar ubba ubla ubra ubud udaa udad udal udar udau udra ulaa ulad ular ulla ullr ulua ulul urad ural urau urba urda urdu urla urra urur uulu uuuu