sul sun suo sup sus suu suy sy- syc syg syh syi syl syn syp sys syu ucc ucg uch uci ucl ucn uco ucp ucs ucu ugc ugg ugh ugi ugl ugn ugo ugp ugs ugu uhc uhh uhi uhl uho uhp uhs uhu uhy uic uig uii uil uin uio uip uis uiu ulc ulg uli ull uln ulo ulp uls ulu uly un- unc ung unh uni unl unn uno unp uns unu uny uoc uog uol uon uoo uop uos up- upc upg uph upi upn upo upp ups upu usc usg ush usi usl usn uso usp uss usu uuc uug uun uus uuu uyc uyi uyo uys uyu ycc ych yci ycl yco ycp ycs ycu ycy ygc ygl ygo yhc yhi yhs yhu yig yih yii yin yio yip yis ylc ylg yli yll yls yly yng ynn ynp yns ynu yny yoc yog yoi yol yon yoo yop yos you yoy ypg ypl ypo yps ypu ysc ysg ysi ysl yso ysp yss ysu ysy yug yuh yui yul yun yuo yup yus yuu yuy yyc yyg yys yyu yyy