spm spn spo spp spr sps spt spy sr- sre sri srl srm srn sro srp srr srs srt sry ss- sse ssi ssl ssm ssn sso ssp ssr sss sst ste sti stl stm stn sto stp str sts stt sty sy- sye syi syl sym syn syp syr sys syt te- tee tei tel tem ten teo tep ter tes tet tey tie tii til tim tin tio tip tir tis tit tiy tle tli tll tlm tln tlo tlp tlr tls tlt tme tmi tml tmm tmn tmo tmp tmr tms tmt tmy tne tni tnl tnm tnn tno tnp tnr tns tnt to- toe toi tol tom ton too top tor tos tot toy tpe tpi tpl tpm tpn tpo tpp tpr tps tpt tre tri trl trm trn tro trp trr trs trt try tse tsi tsl tsm tsn tso tsp tsr tss tst tsy tte tti ttl ttm ttn tto ttp ttr tts ttt tty tye tyl tym tyn tyo typ tyr tys tyt yee yei yel yem yen yeo yep yer yes yet yey yie yii yim yin yio yip yir yis yit yle yli yll ylm ylr yls ylt yly yme ymi yml ymm ymo yms ymt yne ynn ynp yns yny yoe yoi yol yom yon yoo yop yor yos yot yoy ypl ypo yps yre yrn yro yrp yrs yrt yse ysi ysl ysm yso ysp ysr yss yst ysy yte ytl ytm ytn yto ytp ytr yts ytt yye yys yyt yyy