snl snn sno snr sns snt sny soc sod soe soi sol son soo sor sos sot soy sr- src srd sre sri srl srn sro srr srs srt sry ss- ssc ssd sse ssi ssl ssn sso ssr sss sst stc std ste sti stl stn sto str sts stt sty sy- syc syd sye syi syl syn syr sys syt tcc tcd tce tci tcl tcn tco tcr tcs tct tdc tdd tde tdi tdl tdn tdo tdr tds tdt tdy te- tec ted tee tei tel ten teo ter tes tet tey tic tid tie tii til tin tio tir tis tit tiy tlc tld tle tli tll tln tlo tlr tls tlt tnc tnd tne tni tnl tnn tno tnr tns tnt to- toc tod toe toi tol ton too tor tos tot toy trc trd tre tri trl trn tro trr trs trt try tsc tsd tse tsi tsl tsn tso tsr tss tst tsy ttc ttd tte tti ttl ttn tto ttr tts ttt tty tyc tyd tye tyl tyn tyo tyr tys tyt ycc ycd yce yci ycl yco ycs ycy yde ydl ydn ydo yds ydt ydy yec yed yee yei yel yen yeo yer yes yet yey yid yie yii yin yio yir yis yit ylc yld yle yli yll ylr yls ylt yly ynd yne ynn yns yny yoc yod yoe yoi yol yon yoo yor yos yot yoy yrc yre yrn yro yrs yrt ysc yse ysi ysl yso ysr yss yst ysy ytc ytd yte ytl ytn yto ytr yts ytt yyc yye yys yyt yyy