a-ak aaaa aaad aaae aaar aaav aada aade aaea aaev aaka aake aara aard aare aava adaa adad adae adak adar adda addd adde addr adea adee ader adra adre aede aeer aeka aer- aera aerd aeva akaa akae akar aked akee aker akka akr- akra akre arad arae arak arar arda arde area ared aree arek arev arka arke arr- arra arre arrk arrr arva arve avar avda avea aver avra avre avva daad daae daar dada dade daer daka dake dara dard dare dark darr dava dave dddd ddre dead deae deak dear deda dedd dede deed deek deer deev dek- deka deke der- dera dere derk derr derv deva deve draa drad drak drar drda drea dred dree drek drev drra dvar dvda dvdr dvra eada eadd eara eard eare eave edad edar edda edde ede- edea eder edra edve eede eeea eeee eeka eeke eera eeva eka- eked ekek eker ekka erad erda erde ered erer erev erke erra erre erve evae evar evea ever evra evre evvk kaaa kaak kaar kad- kada kadd kade kadr kadv kaer kaka kake kakk kara kard kare kark karr karv kava kave kavv kdaa kdad kdae kdak kdar kdav kddd kddk kddr kdka kdkd kdkk kdkr kdrv kdva kdvr kdvv kea- kead keak kear keda kedd kede kedr keed keek keer keka keke ker- kera kere kerk kerr kerv keva keve kkaa kkar kkda kkdd kkdv kkea kked kkkk kkre kkrk kkrr kkrv kkvr kkvv krad krae krak krar krav krda krdd krde krdr krea kred kree krek krev krka krkd krke krkk krkr krkv krre krrk krrr krva krve krvk krvr krvv kvak kvar kvda kvea kver kvra kvre kvrr kvrv kvvr kvvv raad raak rada radd rade radr raed raer raka rake rakk rara rare rark rava rave rder rdev rea- read reae reak rear reda redd rede redr reed reek reev reka reke rera rerd rere reva revd reve rrad rred rrrr rved rver vaad vaar vada vade vaka vake vara vard vare vark varr vava vder vdre veak vear veda vede veer veka veke ver- vera verd vere verk veve vrak vrav vred vver vvvv