sra src srg srh srl sro srp srr srs sry ss- ssa ssc ssg ssh ssl sso ssp ssr sss ssu sua suc sug suh sul suo sup sur sus suu suy sy- sya syc syg syh syl syp syr sys syu ua- uaa uac uag uah ual uao uap uar uas uau uay uca ucc ucg uch ucl uco ucp ucr ucs ucu uga ugc ugg ugh ugl ugo ugp ugr ugs ugu uha uhc uhh uhl uho uhp uhr uhs uhu uhy ula ulc ulg ull ulo ulp ulr uls ulu uly uoa uoc uog uol uoo uop uor uos up- upa upc upg uph upo upp upr ups upu ur- ura urc urg url uro urp urr urs uru ury usa usc usg ush usl uso usp usr uss usu uua uuc uug uur uus uuu uyc uyo uys uyu yaa yac yag yah yal yao yap yar yas yau yay yca ycc ych ycl yco ycp ycs ycu ycy yga ygc ygl ygo yha yhc yhs yhu ylc ylg yll ylr yls yly yoc yog yol yoo yop yor yos you yoy ypa ypg ypl ypo yps ypu yra yrc yrg yro yrp yrs yru ysa ysc ysg ysl yso ysp ysr yss ysu ysy yua yug yuh yul yuo yup yur yus yuu yuy yyc yyg yys yyu yyy