-er -ey eee eeg eek eeo eer ees eey ege egg ego egr egs egu egy eke ekg eko ekr eks eku eky eo- eoe eog eok eoo eor eos eou ere erg erk ero err ers eru ery es- ese esg esk eso esr ess esu esy eu- eue eug eur eus eye eyo eyr eys ge- gee geg gek geo ger ges geu gey ggg ggo ggr ggs ggu gko gks goe gog gok goo gor gos gou goy gre grg grk gro grr grs gru gry gse gsg gsk gso gsr gss gsu gu- gue gug guk guo gur gus guu guy gy- gye gyo gyr gys ke- kee keg kek keo ker kes key kgo kgs kgu kgy kke kkk kkr kks kku kky koe kog kok koo kor kos kou koy krg krk kro krr krs kru kry kse ksg ksk kso ksr kss ksu kue kug kuk kur kus kuu kuy kye kyo kyr kys kyu oee oeg oeo oer oes oey oge ogg ogo ogs ogy oke okg okk oko okr oks oku oo- oog ook ooo oor oos or- ore org ork oro orr ors oru ory os- ose osg osk oso osr oss osu ou- oue ouk ouo our ous oye oyo oys re- ree reg rek reo rer res reu rey rge rgg rgk rgo rgr rgs rke rkg rkk rko rks rku rky roe rog rok roo ror ros rou roy rrg rrk rrr rrs rru rse rsg rsk rso rsr rss rsu rue rug ruk ruo rur rus ruu ruy ry- rye ryg ryk ryo ryr rys ryu ryy se- see seg sek seo ser ses seu sey sge sgg sgk sgo sgr sgs sgu sk- ske skg skk sko skr sks sku sky soe sog sok soo sor sos sou soy sr- sre srg srk sro srr srs sry ss- sse ssg ssk sso ssr sss ssu sue sug suk suo sur sus suu suy sy- sye syg syk syr sys syu uee ueg uer ues uey uge ugg ugk ugo ugr ugs ugu uke ukk ukr uku uoe uog uok uoo uor uos ur- ure urg urk uro urr urs uru ury use usg usk uso usr uss usu uue uug uur uus uuu uyo uys uyu yee yeg yek yeo yer yes yey ygo ykk yoe yog yok yoo yor yos you yoy yre yrg yro yrs yru yse ysg ysk yso ysr yss ysu ysy yue yug yuk yuo yur yus yuu yuy yye yyg yys yyu yyy