smm smn smr sms smu smy sna snb snd sne snl snm snn snr sns snu sny sr- sra srb srd sre srl srm srn srr srs sry ss- ssa ssb ssd sse ssl ssm ssn ssr sss ssu sua sub sud sue sul sum sun sur sus suu suy sy- sya syb syd sye syl sym syn syr sys syu ua- uaa uab uad uae ual uam uan uar uas uau uay uba ubb ube ubl ubn ubr ubs ubu uby uda udb udd ude udl udm udn udr uds udu uea ueb ued uee uel uem uen uer ues uey ula ulb uld ule ull ulm uln ulr uls ulu uly um- uma umb umd ume uml umm umn umr ums umu un- una unb und une unl unm unn unr uns unu uny ur- ura urb urd ure url urm urn urr urs uru ury usa usb usd use usl usm usn usr uss usu uua uue uum uun uur uus uuu uys uyu yaa yab yad yae yal yam yan yar yas yau yay ybe ybl ybm ybr ybs yby yda yde ydl ydn yds ydy yea yeb yed yee yel yem yen yer yes yey yld yle yll ylm ylr yls yly yma yme yml ymm yms yna ynd yne ynn yns ynu yny yra yre yrn yrs yru ysa ysb yse ysl ysm ysr yss ysu ysy yua yud yue yul yum yun yur yus yuu yuy yyb yye yys yyu yyy