spe sph spi spm spo spp spr sps spt spy sr- srd sre srh sri srm sro srp srr srs srt sry ss- ssd sse ssh ssi ssm sso ssp ssr sss sst std ste sth sti stm sto stp str sts stt sty sy- syd sye syh syi sym syp syr sys syt tdd tde tdh tdi tdm tdo tdp tdr tds tdt tdy te- ted tee teh tei tem teo tep ter tes tet tey th- thd the thh thi thm tho thp thr ths tht thy tid tie tih tii tim tio tip tir tis tit tiy tmd tme tmh tmi tmm tmo tmp tmr tms tmt tmy to- tod toe toh toi tom too top tor tos tot toy tpd tpe tph tpi tpm tpo tpp tpr tps tpt trd tre trh tri trm tro trp trr trs trt try tsd tse tsh tsi tsm tso tsp tsr tss tst tsy ttd tte tth tti ttm tto ttp ttr tts ttt tty tyd tye tym tyo typ tyr tys tyt yde ydo yds ydt ydy yed yee yeh yei yem yeo yep yer yes yet yey yhe yhi yhs yht yid yie yih yii yim yio yip yir yis yit yme ymi ymm ymo yms ymt yod yoe yoi yom yoo yop yor yos yot yoy ypd ypo yps yre yro yrp yrs yrt yse ysi ysm yso ysp ysr yss yst ysy ytd yte yth ytm yto ytp ytr yts ytt yye yys yyt yyy