sld sle sli sll slm slo slp sls slt sly sma smd sme smi sml smm smo smp sms smt smy soa sod soe soi sol som soo sop sos sot soy spa spd spe spi spl spm spo spp sps spt spy ss- ssa ssd sse ssi ssl ssm sso ssp sss sst sta std ste sti stl stm sto stp sts stt sty sy- sya syd sye syi syl sym syp sys syt taa tad tae tai tal tam tao tap tas tat tay tda tdd tde tdi tdl tdm tdo tdp tds tdt tdy te- tea ted tee tei tel tem teo tep tes tet tey tia tid tie tii til tim tio tip tis tit tiy tla tld tle tli tll tlm tlo tlp tls tlt tma tmd tme tmi tml tmm tmo tmp tms tmt tmy to- toa tod toe toi tol tom too top tos tot toy tpa tpd tpe tpi tpl tpm tpo tpp tps tpt tsa tsd tse tsi tsl tsm tso tsp tss tst tsy tta ttd tte tti ttl ttm tto ttp tts ttt tty tya tyd tye tyl tym tyo typ tys tyt yaa yad yae yai yal yam yao yap yas yat yay yda yde ydl ydo yds ydt ydy yea yed yee yei yel yem yeo yep yes yet yey yid yie yii yim yio yip yis yit yld yle yli yll ylm yls ylt yly yma yme ymi yml ymm ymo yms ymt yod yoe yoi yol yom yoo yop yos yot yoy ypa ypd ypl ypo yps ysa yse ysi ysl ysm yso ysp yss yst ysy yta ytd yte ytl ytm yto ytp yts ytt yye yys yyt yyy