soa soc sod soh soi soo sop sor sos sot soy spa spc spd sph spi spo spp spr sps spt spy sr- sra src srd srh sri sro srp srr srs srt sry ss- ssa ssc ssd ssh ssi sso ssp ssr sss sst sta stc std sth sti sto stp str sts stt sty sy- sya syc syd syh syi syp syr sys syt taa tac tad tah tai tao tap tar tas tat tay tca tcc tcd tch tci tco tcp tcr tcs tct tda tdc tdd tdh tdi tdo tdp tdr tds tdt tdy th- tha thc thd thh thi tho thp thr ths tht thy tia tic tid tih tii tio tip tir tis tit tiy to- toa toc tod toh toi too top tor tos tot toy tpa tpc tpd tph tpi tpo tpp tpr tps tpt tra trc trd trh tri tro trp trr trs trt try tsa tsc tsd tsh tsi tso tsp tsr tss tst tsy tta ttc ttd tth tti tto ttp ttr tts ttt tty tya tyc tyd tyo typ tyr tys tyt yaa yac yad yah yai yao yap yar yas yat yay yca ycc ycd ych yci yco ycp ycs ycy yda ydo yds ydt ydy yha yhc yhi yhs yht yid yih yii yio yip yir yis yit yoc yod yoi yoo yop yor yos yot yoy ypa ypd ypo yps yra yrc yro yrp yrs yrt ysa ysc ysi yso ysp ysr yss yst ysy yta ytc ytd yth yto ytp ytr yts ytt yyc yys yyt yyy