-er -ey a-a aaa aae aag aak aao aar aau aay aea aee aeg aek aeo aer aeu aey ag- aga age agg agk ago agr agu agy aka ake akg akk ako akr aku aoa aoe aog aok aoo aor aou ar- ara are arg ark aro arr aru ary au- aua aue aug auk auo aur ay- aya aye ayk ayo ayr ayu eaa eae eag eak eao ear eau eea eee eeg eek eeo eer eey ega ege egg ego egr egu egy eka eke ekg eko ekr eku eky eo- eoa eoe eog eok eoo eor eou era ere erg erk ero err eru ery eu- eua eue eug eur eya eye eyo eyr gaa gae gag gak gao gar gau gay ge- gea gee geg gek geo ger geu gey gga ggg ggo ggr ggu gka gko goa goe gog gok goo gor gou goy gra gre grg grk gro grr gru gry gu- gua gue gug guk guo gur guu guy gy- gya gye gyo gyr ka- kaa kae kag kak kao kar kau kay ke- kea kee keg kek keo ker key kga kgo kgu kgy kke kkk kkr kku kky koa koe kog kok koo kor kou koy kra krg krk kro krr kru kry kue kug kuk kur kuu kuy kya kye kyo kyr kyu oaa oae oag oak oao oar oau oea oee oeg oeo oer oey oga oge ogg ogo ogy oka oke okg okk oko okr oku oo- ooa oog ook ooo oor or- ora ore org ork oro orr oru ory ou- oua oue ouk ouo our oya oye oyo ra- raa rae rag rak rao rar rau ray re- rea ree reg rek reo rer reu rey rga rge rgg rgk rgo rgr rke rkg rkk rko rku rky roa roe rog rok roo ror rou roy rra rrg rrk rrr rru rua rue rug ruk ruo rur ruu ruy ry- rya rye ryg ryk ryo ryr ryu ryy ua- uaa uae uag uak uao uar uau uay uea uee ueg uer uey uga uge ugg ugk ugo ugr ugu uka uke ukk ukr uku uoa uoe uog uok uoo uor ur- ura ure urg urk uro urr uru ury uua uue uug uur uuu uyo uyu yaa yae yag yak yao yar yau yay yea yee yeg yek yeo yer yey yga ygo yka ykk yoe yog yok yoo yor you yoy yra yre yrg yro yru yua yue yug yuk yuo yur yuu yuy yye yyg yyu yyy