-er -ey a-a aaa aae aao aar aas aau aay aea aee aeo aer aes aeu aey aoa aoe aoo aor aos aou ar- ara are aro arr ars aru ary as- asa ase aso asr ass asu asy au- aua aue auo aur aus ay- aya aye ayo ayr ays ayu eaa eae eao ear eas eau eea eee eeo eer ees eey eo- eoa eoe eoo eor eos eou era ere ero err ers eru ery es- esa ese eso esr ess esu esy eu- eua eue eur eus eya eye eyo eyr eys oaa oae oao oar oas oau oea oee oeo oer oes oey oo- ooa ooo oor oos or- ora ore oro orr ors oru ory os- osa ose oso osr oss osu ou- oua oue ouo our ous oya oye oyo oys ra- raa rae rao rar ras rau ray re- rea ree reo rer res reu rey roa roe roo ror ros rou roy rra rrr rrs rru rsa rse rso rsr rss rsu rua rue ruo rur rus ruu ruy ry- rya rye ryo ryr rys ryu ryy saa sae sao sar sas sau say se- sea see seo ser ses seu sey soa soe soo sor sos sou soy sr- sra sre sro srr srs sry ss- ssa sse sso ssr sss ssu sua sue suo sur sus suu suy sy- sya sye syr sys syu ua- uaa uae uao uar uas uau uay uea uee uer ues uey uoa uoe uoo uor uos ur- ura ure uro urr urs uru ury usa use uso usr uss usu uua uue uur uus uuu uyo uys uyu yaa yae yao yar yas yau yay yea yee yeo yer yes yey yoe yoo yor yos you yoy yra yre yro yrs yru ysa yse yso ysr yss ysu ysy yua yue yuo yur yus yuu yuy yye yys yyu yyy