slr sls slt sly soa soc soe soh sol soo sop sor sos sot soy spa spc spe sph spl spo spp spr sps spt spy sr- sra src sre srh srl sro srp srr srs srt sry ss- ssa ssc sse ssh ssl sso ssp ssr sss sst sta stc ste sth stl sto stp str sts stt sty sy- sya syc sye syh syl syp syr sys syt taa tac tae tah tal tao tap tar tas tat tay tca tcc tce tch tcl tco tcp tcr tcs tct te- tea tec tee teh tel teo tep ter tes tet tey th- tha thc the thh thl tho thp thr ths tht thy tla tlc tle tlh tll tlo tlp tlr tls tlt to- toa toc toe toh tol too top tor tos tot toy tpa tpc tpe tph tpl tpo tpp tpr tps tpt tra trc tre trh trl tro trp trr trs trt try tsa tsc tse tsh tsl tso tsp tsr tss tst tsy tta ttc tte tth ttl tto ttp ttr tts ttt tty tya tyc tye tyl tyo typ tyr tys tyt yaa yac yae yah yal yao yap yar yas yat yay yca ycc yce ych ycl yco ycp ycs ycy yea yec yee yeh yel yeo yep yer yes yet yey yha yhc yhe yhs yht ylc yle yll ylr yls ylt yly yoc yoe yol yoo yop yor yos yot yoy ypa ypl ypo yps yra yrc yre yro yrp yrs yrt ysa ysc yse ysl yso ysp ysr yss yst ysy yta ytc yte yth ytl yto ytp ytr yts ytt yyc yye yys yyt yyy