sno snp snr sns snt sny soa soc sod sol son soo sop sor sos sot soy spa spc spd spl spn spo spp spr sps spt spy sr- sra src srd srl srn sro srp srr srs srt sry ss- ssa ssc ssd ssl ssn sso ssp ssr sss sst sta stc std stl stn sto stp str sts stt sty sy- sya syc syd syl syn syp syr sys syt taa tac tad tal tan tao tap tar tas tat tay tca tcc tcd tcl tcn tco tcp tcr tcs tct tda tdc tdd tdl tdn tdo tdp tdr tds tdt tdy tla tlc tld tll tln tlo tlp tlr tls tlt tna tnc tnd tnl tnn tno tnp tnr tns tnt to- toa toc tod tol ton too top tor tos tot toy tpa tpc tpd tpl tpn tpo tpp tpr tps tpt tra trc trd trl trn tro trp trr trs trt try tsa tsc tsd tsl tsn tso tsp tsr tss tst tsy tta ttc ttd ttl ttn tto ttp ttr tts ttt tty tya tyc tyd tyl tyn tyo typ tyr tys tyt yaa yac yad yal yan yao yap yar yas yat yay yca ycc ycd ycl yco ycp ycs ycy yda ydl ydn ydo yds ydt ydy ylc yld yll ylr yls ylt yly yna ynd ynn ynp yns yny yoc yod yol yon yoo yop yor yos yot yoy ypa ypd ypl ypo yps yra yrc yrn yro yrp yrs yrt ysa ysc ysl yso ysp ysr yss yst ysy yta ytc ytd ytl ytn yto ytp ytr yts ytt yyc yys yyt yyy