a-ak aaaa aaad aaae aaav aada aade aaea aaev aaka aake aava adaa adad adae adak adda addd adde adea adee aede aeka aeva akaa akae aked akee akka avda avea avva daad daae dada dade daka dake dava dave dddd dead deae deak deda dedd dede deed deek deev dek- deka deke deva deve dvda eada eadd eave edad edda edde ede- edea edve eede eeea eeee eeka eeke eeva eka- eked ekek ekka evae evea evvk kaaa kaak kad- kada kadd kade kadv kaka kake kakk kava kave kavv kdaa kdad kdae kdak kdav kddd kddk kdka kdkd kdkk kdva kdvv kea- kead keak keda kedd kede keed keek keka keke keva keve kkaa kkda kkdd kkdv kkea kked kkkk kkvv kvak kvda kvea kvvv vaad vada vade vaka vake vava veak veda vede veka veke veve vvvv