sld sle sli sll slo slp slr sls slt sly soa sod soe soi sol soo sop sor sos sot soy spa spd spe spi spl spo spp spr sps spt spy sr- sra srd sre sri srl sro srp srr srs srt sry ss- ssa ssd sse ssi ssl sso ssp ssr sss sst sta std ste sti stl sto stp str sts stt sty sy- sya syd sye syi syl syp syr sys syt taa tad tae tai tal tao tap tar tas tat tay tda tdd tde tdi tdl tdo tdp tdr tds tdt tdy te- tea ted tee tei tel teo tep ter tes tet tey tia tid tie tii til tio tip tir tis tit tiy tla tld tle tli tll tlo tlp tlr tls tlt to- toa tod toe toi tol too top tor tos tot toy tpa tpd tpe tpi tpl tpo tpp tpr tps tpt tra trd tre tri trl tro trp trr trs trt try tsa tsd tse tsi tsl tso tsp tsr tss tst tsy tta ttd tte tti ttl tto ttp ttr tts ttt tty tya tyd tye tyl tyo typ tyr tys tyt yaa yad yae yai yal yao yap yar yas yat yay yda yde ydl ydo yds ydt ydy yea yed yee yei yel yeo yep yer yes yet yey yid yie yii yio yip yir yis yit yld yle yli yll ylr yls ylt yly yod yoe yoi yol yoo yop yor yos yot yoy ypa ypd ypl ypo yps yra yre yro yrp yrs yrt ysa yse ysi ysl yso ysp ysr yss yst ysy yta ytd yte ytl yto ytp ytr yts ytt yye yys yyt yyy