sna snc snd sni snn sno snr sns snt sny soa soc sod soh soi son soo sor sos sot soy sr- sra src srd srh sri srn sro srr srs srt sry ss- ssa ssc ssd ssh ssi ssn sso ssr sss sst sta stc std sth sti stn sto str sts stt sty sy- sya syc syd syh syi syn syr sys syt taa tac tad tah tai tan tao tar tas tat tay tca tcc tcd tch tci tcn tco tcr tcs tct tda tdc tdd tdh tdi tdn tdo tdr tds tdt tdy th- tha thc thd thh thi thn tho thr ths tht thy tia tic tid tih tii tin tio tir tis tit tiy tna tnc tnd tnh tni tnn tno tnr tns tnt to- toa toc tod toh toi ton too tor tos tot toy tra trc trd trh tri trn tro trr trs trt try tsa tsc tsd tsh tsi tsn tso tsr tss tst tsy tta ttc ttd tth tti ttn tto ttr tts ttt tty tya tyc tyd tyn tyo tyr tys tyt yaa yac yad yah yai yan yao yar yas yat yay yca ycc ycd ych yci yco ycs ycy yda ydn ydo yds ydt ydy yha yhc yhi yhs yht yid yih yii yin yio yir yis yit yna ynd ynn yns yny yoc yod yoi yon yoo yor yos yot yoy yra yrc yrn yro yrs yrt ysa ysc ysi yso ysr yss yst ysy yta ytc ytd yth ytn yto ytr yts ytt yyc yys yyt yyy