son soo sor sos sou soy sr- src srd sre sri srl srn sro srr srs sry ss- ssc ssd sse ssi ssl ssn sso ssr sss ssu suc sud sue sui sul sun suo sur sus suu suy sy- syc syd sye syi syl syn syr sys syu ucc ucd uce uci ucl ucn uco ucr ucs ucu udc udd ude udi udl udn udo udr uds udu uec ued uee uei uel uen uer ues uey uic uid uie uii uil uin uio uir uis uiu ulc uld ule uli ull uln ulo ulr uls ulu uly un- unc und une uni unl unn uno unr uns unu uny uoc uod uoe uol uon uoo uor uos ur- urc urd ure uri url urn uro urr urs uru ury usc usd use usi usl usn uso usr uss usu uuc uue uun uur uus uuu uyc uyi uyo uys uyu ycc ycd yce yci ycl yco ycs ycu ycy yde ydl ydn ydo yds ydy yec yed yee yei yel yen yeo yer yes yey yid yie yii yin yio yir yis ylc yld yle yli yll ylr yls yly ynd yne ynn yns ynu yny yoc yod yoe yoi yol yon yoo yor yos you yoy yrc yre yrn yro yrs yru ysc yse ysi ysl yso ysr yss ysu ysy yud yue yui yul yun yuo yur yus yuu yuy yyc yye yys yyu yyy