a-ak a-fu aaaa aaae aaaf aaar aaea aafa aaff aaka aake aaku aara aare aaru aeaf aeer aeka aer- aera afaa afak afar afee afek afer affa afka afkr afr- afra afre afru afua afue akaa akae akar akee aker akeu akka akku akr- akra akre akua arae araf arak arar arau area aree aref arek areu arfa arff arfu arka arke arr- arra arre arrk arrr arru arua arue auaa auer aufe auke aur- aura aure eaaf eara eare eeea eeee eefa eefe eeka eeke eera effa efke efua eka- ekek eker ekka ekur eraf erau erer erke erra erre erua erur euer eur- eura eure f--k faaa fafa fafe faff fake faku fara fare fark farr faru faue faur feaf feak fear feek feer fefe feff feke fera fere ferk ferr feru ffar ffee ffff ffrr frae frak frau frea free frue fuar fuff fufu fuka fuke fukk fuku fur- fura fure furr kaaa kaaf kaak kaar kaer kafa kafe kaff kafr kafu kaka kake kakk kaku kara kare karf kark karr karu kau- kaue kauk kaur kea- keak kear keau keef keek keer kefa keff kefr keka keke keku ker- kera kere kerf kerk kerr keru keur kfar kfer kffa kfff kffk kfka kfra kfre kfrr kfru kkaa kkar kkea kkfr kkkk kkre kkrf kkrk kkrr kkua kkuu krae krak krar krea kree kref krek kreu krfe krff krka krke krkk krkr krku krre krrf krrk krrr krua krue kruf kruk krur kuaf kuar kuau kuek kueu kufa kuff kufr kuka kuke kukk kuku kura kure kurk kurr kuru kuuk kuur kuuu raaf raak raef raer rafa rafe raff raka rake rakk raku rara rare rarf rark raua raue rauf rauk rea- reae reaf reak rear reau reef reek refe reff refr refu reka reke rera rere reru reue reuf reuk reuu rfae rfef rkkf rrrr ruer rufa rufe ruff ruka ruke rukk ruku rura rure ruru uafa uaru uaua uefa ufer uffa uffe ufra ufuk ukaf ukek ukeu ukra ukur urau ure- urea urfa urfe urff urka urke urra urre uruk urur uuuu