sii sil sip sis sit sla slc sle slg slh sli sll slp sls slt sly spa spc spe spg sph spi spl spp sps spt spy ss- ssa ssc sse ssg ssh ssi ssl ssp sss sst sta stc ste stg sth sti stl stp sts stt sty sy- sya syc sye syg syh syi syl syp sys syt taa tac tae tag tah tai tal tap tas tat tay tca tcc tce tcg tch tci tcl tcp tcs tct te- tea tec tee teg teh tei tel tep tes tet tey tga tgc tge tgg tgh tgi tgl tgp tgs tgt tgy th- tha thc the thg thh thi thl thp ths tht thy tia tic tie tig tih tii til tip tis tit tiy tla tlc tle tlg tlh tli tll tlp tls tlt tpa tpc tpe tpg tph tpi tpl tpp tps tpt tsa tsc tse tsg tsh tsi tsl tsp tss tst tsy tta ttc tte ttg tth tti ttl ttp tts ttt tty tya tyc tye tyg tyl typ tys tyt yaa yac yae yag yah yai yal yap yas yat yay yca ycc yce ych yci ycl ycp ycs ycy yea yec yee yeg yeh yei yel yep yes yet yey yga ygc ygl yha yhc yhe yhi yhs yht yie yig yih yii yip yis yit ylc yle ylg yli yll yls ylt yly ypa ypg ypl yps ysa ysc yse ysg ysi ysl ysp yss yst ysy yta ytc yte yth ytl ytp yts ytt yyc yye yyg yys yyt yyy