son soo sor sos sot soy sr- src srd sre srg sri srn sro srr srs srt sry ss- ssc ssd sse ssg ssi ssn sso ssr sss sst stc std ste stg sti stn sto str sts stt sty sy- syc syd sye syg syi syn syr sys syt tcc tcd tce tcg tci tcn tco tcr tcs tct tdc tdd tde tdg tdi tdn tdo tdr tds tdt tdy te- tec ted tee teg tei ten teo ter tes tet tey tgc tge tgg tgi tgn tgo tgr tgs tgt tgy tic tid tie tig tii tin tio tir tis tit tiy tnc tnd tne tng tni tnn tno tnr tns tnt to- toc tod toe tog toi ton too tor tos tot toy trc trd tre trg tri trn tro trr trs trt try tsc tsd tse tsg tsi tsn tso tsr tss tst tsy ttc ttd tte ttg tti ttn tto ttr tts ttt tty tyc tyd tye tyg tyn tyo tyr tys tyt ycc ycd yce yci yco ycs ycy yde ydg ydn ydo yds ydt ydy yec yed yee yeg yei yen yeo yer yes yet yey ygc ygo yid yie yig yii yin yio yir yis yit ynd yne yng ynn yns yny yoc yod yoe yog yoi yon yoo yor yos yot yoy yrc yre yrg yrn yro yrs yrt ysc yse ysg ysi yso ysr yss yst ysy ytc ytd yte ytn yto ytr yts ytt yyc yye yyg yys yyt yyy