a-do aaaa aaad aaap aaar aaav aada aadu aaoo aapa aapo aara aard aaro aarp aaru aaup aava adaa adad adao adap adar adda addd addo addr addu adod adoo ador adp- adra adro adua adur aopo aora apao apap apar apda apdd apdu apo- apod apoo apop apor apou appa appd appr appu apra apro apua apud apup arad arap arar arau arda ardo ardu aroa arod aroo aror arpa arpu arr- arra arro arrr arru arua arud arup arva arvo auaa audo aur- aura aurd auro avao avar avda avdp avor avou avpu avra avro avur avva avvo daad daap daar daau dada dado dadu daou dapa dapp dapu dara dard daro darp darr daru daud daur dava dddd ddpo doap doar dod- doda dodd dodo dood doop door dopa dopo dopp dopr dora dord doro dorp dorr doru doud doup dour dpaa dppa draa drad drap drar drau drda drod drop drou drra drua drup druu druv duaa duad duar duda dudd dudo dudu duo- dupa dupo dura duro duru duur duva dvar dvda dvdr dvoa dvor dvra dvrp oaau oara odda oddd odoo odop odor odou odra odrp odur odva ooaa ooda oooo oora oord opap opar opo- opor oppa oppo opra opua orad orao orar orav orda ordo ordu oro- oror orra orro orup orvr ouad oupa oupv our- oura ouro ouu- ovar ovda ovo- ovod ovoo ovpp ovra paap paar pada padd pado padu papa papp papr par- para pard paro parp parr paru parv paua paud paup paur pava pavo pdpa pdpr poad poar pod- poda podd podo podu pood poop poor pop- popa popo popp pora poro porr poud poup pour povo ppad ppap ppar ppoa ppod pppa pppd pppo pppp ppru ppur prad prao prar prau pro- proa prod proo prop prou prov prpd prrd prud pruu puao puar pudo pudu pupa pupu pur- pura puro purp purr puru pvda pvpa raad rada radd rado radr radu raop rapa rapd rapp rara raro raua raud raup rava rdap road roap roar roda rodd rodo rood roop roor ropa ropo rora roro roru roua roud roup rova rovo rpdp rrad rrrr ruad ruda rudd rudo rudp rupa rupp rura rurd ruro rurp ruru ruud ruvu u-rp uaru uaua udaa udad udar udau udoo udop udpd udra uor- uovo upar upda updo upor uppa uppp uppu upra upup urad urao urap urau urda urdu uro- uroa uroo urpo urra urup urur urva uuuu uv-a uvaa uvda uvrd uvvu vaad vaar vada vado vadu vapa vara vard varp varr varu vaud vava voad voar voda vodo voor vor- vora vord voro voru voud vour vpro vrap vrav vuda vudu vurp vvvv