a-ak aaaa aaae aaar aaea aaka aake aara aare aeer aeka aer- aera akaa akae akar akee aker akka akr- akra akre arae arak arar area aree arek arka arke arr- arra arre arrk arrr eara eare eeea eeee eeka eeke eera eka- ekek eker ekka erer erke erra erre kaaa kaak kaar kaer kaka kake kakk kara kare kark karr kea- keak kear keek keer keka keke ker- kera kere kerk kerr kkaa kkar kkea kkkk kkre kkrk kkrr krae krak krar krea kree krek krka krke krkk krkr krre krrk krrr raak raer raka rake rakk rara rare rark rea- reae reak rear reek reka reke rera rere rrrr