snc snd sni snl snn sno snr sns snu sny soa soc sod soi sol son soo sor sos sou soy sr- sra src srd sri srl srn sro srr srs sry ss- ssa ssc ssd ssi ssl ssn sso ssr sss ssu sua suc sud sui sul sun suo sur sus suu suy sy- sya syc syd syi syl syn syr sys syu ua- uaa uac uad uai ual uan uao uar uas uau uay uca ucc ucd uci ucl ucn uco ucr ucs ucu uda udc udd udi udl udn udo udr uds udu uia uic uid uii uil uin uio uir uis uiu ula ulc uld uli ull uln ulo ulr uls ulu uly un- una unc und uni unl unn uno unr uns unu uny uoa uoc uod uol uon uoo uor uos ur- ura urc urd uri url urn uro urr urs uru ury usa usc usd usi usl usn uso usr uss usu uua uuc uun uur uus uuu uyc uyi uyo uys uyu yaa yac yad yai yal yan yao yar yas yau yay yca ycc ycd yci ycl yco ycs ycu ycy yda ydl ydn ydo yds ydy yid yii yin yio yir yis ylc yld yli yll ylr yls yly yna ynd ynn yns ynu yny yoc yod yoi yol yon yoo yor yos you yoy yra yrc yrn yro yrs yru ysa ysc ysi ysl yso ysr yss ysu ysy yua yud yui yul yun yuo yur yus yuu yuy yyc yys yyu yyy