a-ak aaaa aaae aaar aaav aaea aaev aaka aake aara aare aava aeer aeka aer- aera aeva akaa akae akar akee aker akka akr- akra akre arae arak arar area aree arek arev arka arke arr- arra arre arrk arrr arva arve avar avea aver avra avre avva eara eare eave eeea eeee eeka eeke eera eeva eka- ekek eker ekka erer erev erke erra erre erve evae evar evea ever evra evre evvk kaaa kaak kaar kaer kaka kake kakk kara kare kark karr karv kava kave kavv kea- keak kear keek keer keka keke ker- kera kere kerk kerr kerv keva keve kkaa kkar kkea kkkk kkre kkrk kkrr kkrv kkvr kkvv krae krak krar krav krea kree krek krev krka krke krkk krkr krkv krre krrk krrr krva krve krvk krvr krvv kvak kvar kvea kver kvra kvre kvrr kvrv kvvr kvvv raak raer raka rake rakk rara rare rark rava rave rea- reae reak rear reek reev reka reke rera rere reva reve rrrr rver vaar vaka vake vara vare vark varr vava veak vear veer veka veke ver- vera vere verk veve vrak vrav vver vvvv