a-do aaaa aaab aaad aaal aaav aaba aabb aabd aabl aada aadu aala aald aall aalo aalu aaoo aava abaa abab abad abal abau abb- abba abbb abbo abda abdo abdu abla ablo ablv aboa abob abod abol aboo abou abov abua abud abul abva abvd adaa adab adad adal adao adba adda addd addl addo addu adob adod adoo adua adub advb alaa alad alal alao alau alb- alba albo albu ald- alda aldl aldo all- alla alll allo allu aloa alod alol aloo alou alov alua alva alvo aoba aola aoul auaa audo aul- aula auld aull aulo aulu auol avab aval avao avda avlb avou avva avvo baaa baad baal baba babb babo babu bada badb badd bado badu bala bald ball balo balu baol bau- baud baul bava bavu bbad bbau bbbb bbdd bbdo bblb bdav blaa blab blad blau blob blod bloo blou blub blud blvd boab boad boal boba bobb bobo bobu boda bodb bodo bodu bola bold boll bolo bolu boob bood bool boua boud boul bova bovo buad bual buba bubb bubo bubu buda budb budd budl budo budu bula bulb buld bull bulu buol buvd bvdu d-bo daab daad daal daau daba dabb dabo dabu dada dado dadu dala dall dalo dalu daou daub daud dava dddd ddub dlab dlbd dlvo doab doal doba dobb dobl dobu dod- doda dodd dodo dola dold doll dolo dolu doob dood dool doub doud doul duaa duab duad dual dub- duba dubb dubu duda dudd dudo dudu dula dull dulo dulu duo- duul duva dvda dvla dvoa dvvl laaa laad laal laba labo labu lada ladd lado ladu lala lald lall lalo lalu laou laub laud laul lava lavo lddv llao lldb llll lloa llod lloo llud lo-v load lob- loba lobb lobo loda lola lold loll lolo loob lood lool loud loul louu lovo luau luba luda ludd ludo lula lull lulu luua luvd lvad lvov oaau oall obad obal obba obbo obla oblu obol odal odbo odda oddd odla odoo odou odva olav olba olbo oldb olla ollo olov ooaa ooba ooda oola oold oolo oooo ouad oula ould oulu ouu- oval ovda ovo- ovod ovol ovoo uald uaua ubal ubba ubbo ubla ublo ubod ubud udaa udad udal udau udoo ulaa ulad ulla ullo ulo- ulua ulul ulva uovo uulu uuuu uv-a uv-b uvaa uval uvda uvvu vaad vaal vada vado vadu vala vald vall valo valu vaud vava vdub vlab vlad vlba vldb vldl voad voda vodo vola vold voll volo vool voud voul vual vuda vudu vula vull vvob vvvv