-er -ey a-a aaa aae aah aak aao aar aau aay aea aee aeh aek aeo aer aeu aey aha ahe ahh ahk aho ahr ahu ahy aka ake akh akk ako akr aku aoa aoe aoh aok aoo aor aou ar- ara are arh ark aro arr aru ary au- aua aue auh auk auo aur ay- aya aye ayh ayk ayo ayr ayu eaa eae eah eak eao ear eau eea eee eek eeo eer eey eha ehe ehh eho ehr ehu eka eke ekh eko ekr eku eky eo- eoa eoe eoh eok eoo eor eou era ere erh erk ero err eru ery eu- eua eue eur eya eye eyo eyr haa hae hah hak hao har hau hay he- hea hee heh hek heo her heu hey hha hhe hhh hhk hho hhr hhu hhy hka hkh hkk hko hkr hku hoa hoe hoh hok hoo hor hou hoy hr- hra hre hrh hrk hro hrr hru hua hue huh huk huo hur huu huy hy- hya hye hyh hyo hyr hyy ka- kaa kae kah kak kao kar kau kay ke- kea kee keh kek keo ker key kha khe khh khk kho khr khu kke kkh kkk kkr kku kky koa koe koh kok koo kor kou koy kra krk kro krr kru kry kue kuh kuk kur kuu kuy kya kye kyo kyr kyu oaa oae oah oak oao oar oau oea oee oeh oeo oer oey oha ohe ohh oho ohr ohu oka oke okk oko okr oku oo- ooa ooh ook ooo oor or- ora ore orh ork oro orr oru ory ou- oua oue ouh ouk ouo our oya oye oyo ra- raa rae rah rak rao rar rau ray re- rea ree reh rek reo rer reu rey rh- rha rhe rhh rho rhr rhu rke rkk rko rku rky roa roe roh rok roo ror rou roy rra rrh rrk rrr rru rua rue ruh ruk ruo rur ruu ruy ry- rya rye ryk ryo ryr ryu ryy ua- uaa uae uah uak uao uar uau uay uea uee ueh uer uey uha uhe uhh uho uhr uhu uhy uka uke ukk ukr uku uoa uoe uok uoo uor ur- ura ure urk uro urr uru ury uua uue uur uuu uyo uyu yaa yae yah yak yao yar yau yay yea yee yeh yek yeo yer yey yha yhe yhu yka ykk yoe yok yoo yor you yoy yra yre yro yru yua yue yuh yuk yuo yur yuu yuy yye yyu yyy