sos sou soy sr- sra srd sre srf sri srl sro srr srs sry ss- ssa ssd sse ssf ssi ssl sso ssr sss ssu sua sud sue suf sui sul suo sur sus suu suy sy- sya syd sye syi syl syr sys syu ua- uaa uad uae uaf uai ual uao uar uas uau uay uda udd ude udf udi udl udo udr uds udu uea ued uee uef uei uel uer ues uey ufa ufd ufe uff ufi ufl ufo ufr ufs ufu uia uid uie uif uii uil uio uir uis uiu ula uld ule ulf uli ull ulo ulr uls ulu uly uoa uod uoe uol uoo uor uos ur- ura urd ure urf uri url uro urr urs uru ury usa usd use usf usi usl uso usr uss usu uua uue uur uus uuu uyi uyo uys uyu yaa yad yae yaf yai yal yao yar yas yau yay yda yde ydl ydo yds ydy yea yed yee yef yei yel yeo yer yes yey yfa yfd yfe yff yfr yfs yfu yid yie yif yii yio yir yis yld yle yli yll ylr yls yly yod yoe yof yoi yol yoo yor yos you yoy yra yre yrf yro yrs yru ysa yse ysi ysl yso ysr yss ysu ysy yua yud yue yui yul yuo yur yus yuu yuy yye yyf yys yyu yyy