sso sss sst stc ste sti stk stl stm stn sto sts stt sty sy- syc sye syi syk syl sym syn sys syt tcc tce tci tck tcl tcm tcn tco tcs tct te- tec tee tei tek tel tem ten teo tes tet tey tic tie tii tik til tim tin tio tis tit tiy tkc tke tkk tkl tkm tko tks tkt tky tlc tle tli tlk tll tlm tln tlo tls tlt tmc tme tmi tmk tml tmm tmn tmo tms tmt tmy tnc tne tni tnk tnl tnm tnn tno tns tnt to- toc toe toi tok tol tom ton too tos tot toy tsc tse tsi tsk tsl tsm tsn tso tss tst tsy ttc tte tti ttk ttl ttm ttn tto tts ttt tty tyc tye tyl tym tyn tyo tys tyt ycc yce yci ycl yco ycs ycy yec yee yei yek yel yem yen yeo yes yet yey yie yii yim yin yio yis yit yki ykk ykm ykn ylc yle yli ylk yll ylm yls ylt yly ymc yme ymi yml ymm ymo yms ymt yne ynk ynn yns yny yoc yoe yoi yok yol yom yon yoo yos yot yoy ysc yse ysi ysk ysl ysm yso yss yst ysy ytc yte ytk ytl ytm ytn yto yts ytt yyc yye yys yyt yyy