-er -ey eee eeo eer ees eey eo- eoe eoo eor eos eou ere ero err ers eru ery es- ese eso esr ess esu esy eu- eue eur eus eye eyo eyr eys oee oeo oer oes oey oo- ooo oor oos or- ore oro orr ors oru ory os- ose oso osr oss osu ou- oue ouo our ous oye oyo oys re- ree reo rer res reu rey roe roo ror ros rou roy rrr rrs rru rse rso rsr rss rsu rue ruo rur rus ruu ruy ry- rye ryo ryr rys ryu ryy se- see seo ser ses seu sey soe soo sor sos sou soy sr- sre sro srr srs sry ss- sse sso ssr sss ssu sue suo sur sus suu suy sy- sye syr sys syu uee uer ues uey uoe uoo uor uos ur- ure uro urr urs uru ury use uso usr uss usu uue uur uus uuu uyo uys uyu yee yeo yer yes yey yoe yoo yor yos you yoy yre yro yrs yru yse yso ysr yss ysu ysy yue yuo yur yus yuu yuy yye yys yyu yyy