sps spt spy sr- srd sre srg sri srl sro srp srr srs srt sry ss- ssd sse ssg ssi ssl sso ssp ssr sss sst std ste stg sti stl sto stp str sts stt sty sy- syd sye syg syi syl syp syr sys syt tdd tde tdg tdi tdl tdo tdp tdr tds tdt tdy te- ted tee teg tei tel teo tep ter tes tet tey tge tgg tgi tgl tgo tgp tgr tgs tgt tgy tid tie tig tii til tio tip tir tis tit tiy tld tle tlg tli tll tlo tlp tlr tls tlt to- tod toe tog toi tol too top tor tos tot toy tpd tpe tpg tpi tpl tpo tpp tpr tps tpt trd tre trg tri trl tro trp trr trs trt try tsd tse tsg tsi tsl tso tsp tsr tss tst tsy ttd tte ttg tti ttl tto ttp ttr tts ttt tty tyd tye tyg tyl tyo typ tyr tys tyt yde ydg ydl ydo yds ydt ydy yed yee yeg yei yel yeo yep yer yes yet yey ygl ygo yid yie yig yii yio yip yir yis yit yld yle ylg yli yll ylr yls ylt yly yod yoe yog yoi yol yoo yop yor yos yot yoy ypd ypg ypl ypo yps yre yrg yro yrp yrs yrt yse ysg ysi ysl yso ysp ysr yss yst ysy ytd yte ytl yto ytp ytr yts ytt yye yyg yys yyt yyy