sll sln slo slr sls slt sly sna snc snd sni snl snn sno snr sns snt sny soa soc sod soi sol son soo sor sos sot soy sr- sra src srd sri srl srn sro srr srs srt sry ss- ssa ssc ssd ssi ssl ssn sso ssr sss sst sta stc std sti stl stn sto str sts stt sty sy- sya syc syd syi syl syn syr sys syt taa tac tad tai tal tan tao tar tas tat tay tca tcc tcd tci tcl tcn tco tcr tcs tct tda tdc tdd tdi tdl tdn tdo tdr tds tdt tdy tia tic tid tii til tin tio tir tis tit tiy tla tlc tld tli tll tln tlo tlr tls tlt tna tnc tnd tni tnl tnn tno tnr tns tnt to- toa toc tod toi tol ton too tor tos tot toy tra trc trd tri trl trn tro trr trs trt try tsa tsc tsd tsi tsl tsn tso tsr tss tst tsy tta ttc ttd tti ttl ttn tto ttr tts ttt tty tya tyc tyd tyl tyn tyo tyr tys tyt yaa yac yad yai yal yan yao yar yas yat yay yca ycc ycd yci ycl yco ycs ycy yda ydl ydn ydo yds ydt ydy yid yii yin yio yir yis yit ylc yld yli yll ylr yls ylt yly yna ynd ynn yns yny yoc yod yoi yol yon yoo yor yos yot yoy yra yrc yrn yro yrs yrt ysa ysc ysi ysl yso ysr yss yst ysy yta ytc ytd ytl ytn yto ytr yts ytt yyc yys yyt yyy