a-a aaa aak aao aar aau aay aka akk ako akr aku aoa aok aoo aor aou ar- ara ark aro arr aru ary au- aua auk auo aur ay- aya ayk ayo ayr ayu ka- kaa kak kao kar kau kay kkk kkr kku kky koa kok koo kor kou koy kra krk kro krr kru kry kuk kur kuu kuy kya kyo kyr kyu oaa oak oao oar oau oka okk oko okr oku oo- ooa ook ooo oor or- ora ork oro orr oru ory ou- oua ouk ouo our oya oyo ra- raa rak rao rar rau ray rkk rko rku rky roa rok roo ror rou roy rra rrk rrr rru rua ruk ruo rur ruu ruy ry- rya ryk ryo ryr ryu ryy ua- uaa uak uao uar uau uay uka ukk ukr uku uoa uok uoo uor ur- ura urk uro urr uru ury uua uur uuu uyo uyu yaa yak yao yar yau yay yka ykk yok yoo yor you yoy yra yro yru yua yuk yuo yur yuu yuy yyu yyy