snm snn sno snp sns snt sny soc soe soi sol som son soo sop sos sot soy spc spe spi spl spm spn spo spp sps spt spy ss- ssc sse ssi ssl ssm ssn sso ssp sss sst stc ste sti stl stm stn sto stp sts stt sty sy- syc sye syi syl sym syn syp sys syt tcc tce tci tcl tcm tcn tco tcp tcs tct te- tec tee tei tel tem ten teo tep tes tet tey tic tie tii til tim tin tio tip tis tit tiy tlc tle tli tll tlm tln tlo tlp tls tlt tmc tme tmi tml tmm tmn tmo tmp tms tmt tmy tnc tne tni tnl tnm tnn tno tnp tns tnt to- toc toe toi tol tom ton too top tos tot toy tpc tpe tpi tpl tpm tpn tpo tpp tps tpt tsc tse tsi tsl tsm tsn tso tsp tss tst tsy ttc tte tti ttl ttm ttn tto ttp tts ttt tty tyc tye tyl tym tyn tyo typ tys tyt ycc yce yci ycl yco ycp ycs ycy yec yee yei yel yem yen yeo yep yes yet yey yie yii yim yin yio yip yis yit ylc yle yli yll ylm yls ylt yly ymc yme ymi yml ymm ymo yms ymt yne ynn ynp yns yny yoc yoe yoi yol yom yon yoo yop yos yot yoy ypl ypo yps ysc yse ysi ysl ysm yso ysp yss yst ysy ytc yte ytl ytm ytn yto ytp yts ytt yyc yye yys yyt yyy