sny soa soc sod sol son soo sop sor sos sou soy spa spc spd spl spn spo spp spr sps spu spy sr- sra src srd srl srn sro srp srr srs sry ss- ssa ssc ssd ssl ssn sso ssp ssr sss ssu sua suc sud sul sun suo sup sur sus suu suy sy- sya syc syd syl syn syp syr sys syu ua- uaa uac uad ual uan uao uap uar uas uau uay uca ucc ucd ucl ucn uco ucp ucr ucs ucu uda udc udd udl udn udo udp udr uds udu ula ulc uld ull uln ulo ulp ulr uls ulu uly un- una unc und unl unn uno unp unr uns unu uny uoa uoc uod uol uon uoo uop uor uos up- upa upc upd upn upo upp upr ups upu ur- ura urc urd url urn uro urp urr urs uru ury usa usc usd usl usn uso usp usr uss usu uua uuc uun uur uus uuu uyc uyo uys uyu yaa yac yad yal yan yao yap yar yas yau yay yca ycc ycd ycl yco ycp ycs ycu ycy yda ydl ydn ydo yds ydy ylc yld yll ylr yls yly yna ynd ynn ynp yns ynu yny yoc yod yol yon yoo yop yor yos you yoy ypa ypd ypl ypo yps ypu yra yrc yrn yro yrp yrs yru ysa ysc ysl yso ysp ysr yss ysu ysy yua yud yul yun yuo yup yur yus yuu yuy yyc yys yyu yyy