ses set sey sia sib sid sie sii sil sip sir sis sit sla slb sld sle sli sll slp slr sls slt sly spa spb spd spe spi spl spp spr sps spt spy sr- sra srb srd sre sri srl srp srr srs srt sry ss- ssa ssb ssd sse ssi ssl ssp ssr sss sst sta stb std ste sti stl stp str sts stt sty sy- sya syb syd sye syi syl syp syr sys syt taa tab tad tae tai tal tap tar tas tat tay tba tbb tbd tbe tbi tbl tbp tbr tbs tbt tda tdb tdd tde tdi tdl tdp tdr tds tdt tdy te- tea teb ted tee tei tel tep ter tes tet tey tia tib tid tie tii til tip tir tis tit tiy tla tld tle tli tll tlp tlr tls tlt tpa tpb tpd tpe tpi tpl tpp tpr tps tpt tra trb trd tre tri trl trp trr trs trt try tsa tsb tsd tse tsi tsl tsp tsr tss tst tsy tta ttb ttd tte tti ttl ttp ttr tts ttt tty tya tyd tye tyl typ tyr tys tyt yaa yab yad yae yai yal yap yar yas yat yay ybe ybi ybl ybp ybr ybs yby yda yde ydl yds ydt ydy yea yeb yed yee yei yel yep yer yes yet yey yid yie yii yip yir yis yit yld yle yli yll ylr yls ylt yly ypa ypd ypl yps yra yre yrp yrs yrt ysa ysb yse ysi ysl ysp ysr yss yst ysy yta ytd yte ytl ytp ytr yts ytt yyb yye yys yyt yyy