sml smm smn smo sms smu smy sna snb snc sni snl snm snn sno sns snu sny soa sob soc soi sol som son soo sos sou soy ss- ssa ssb ssc ssi ssl ssm ssn sso sss ssu sua sub suc sui sul sum sun suo sus suu suy sy- sya syb syc syi syl sym syn sys syu ua- uaa uab uac uai ual uam uan uao uas uau uay uba ubb ubc ubi ubl ubn ubo ubs ubu uby uca ucb ucc uci ucl ucm ucn uco ucs ucu uia uib uic uii uil uim uin uio uis uiu ula ulb ulc uli ull ulm uln ulo uls ulu uly um- uma umb umc umi uml umm umn umo ums umu un- una unb unc uni unl unm unn uno uns unu uny uoa uob uoc uol uom uon uoo uos usa usb usc usi usl usm usn uso uss usu uua uuc uum uun uus uuu uyc uyi uyo uys uyu yaa yab yac yai yal yam yan yao yas yau yay ybc ybi ybl ybm ybs yby yca ycc yci ycl yco ycs ycu ycy yii yim yin yio yis ylc yli yll ylm yls yly yma ymc ymi yml ymm ymo yms yna ynn yns ynu yny yob yoc yoi yol yom yon yoo yos you yoy ysa ysb ysc ysi ysl ysm yso yss ysu ysy yua yui yul yum yun yuo yus yuu yuy yyb yyc yys yyu yyy