smo smr sms smt smy sna snb snc sne snm snn sno snr sns snt sny soa sob soc soe som son soo sor sos sot soy sr- sra srb src sre srm srn sro srr srs srt sry ss- ssa ssb ssc sse ssm ssn sso ssr sss sst sta stb stc ste stm stn sto str sts stt sty sy- sya syb syc sye sym syn syr sys syt taa tab tac tae tam tan tao tar tas tat tay tba tbb tbc tbe tbm tbn tbo tbr tbs tbt tca tcb tcc tce tcm tcn tco tcr tcs tct te- tea teb tec tee tem ten teo ter tes tet tey tma tmb tmc tme tmm tmn tmo tmr tms tmt tmy tna tnb tnc tne tnm tnn tno tnr tns tnt to- toa tob toc toe tom ton too tor tos tot toy tra trb trc tre trm trn tro trr trs trt try tsa tsb tsc tse tsm tsn tso tsr tss tst tsy tta ttb ttc tte ttm ttn tto ttr tts ttt tty tya tyc tye tym tyn tyo tyr tys tyt yaa yab yac yae yam yan yao yar yas yat yay ybc ybe ybm ybr ybs yby yca ycc yce yco ycs ycy yea yeb yec yee yem yen yeo yer yes yet yey yma ymc yme ymm ymo yms ymt yna yne ynn yns yny yob yoc yoe yom yon yoo yor yos yot yoy yra yrc yre yrn yro yrs yrt ysa ysb ysc yse ysm yso ysr yss yst ysy yta ytc yte ytm ytn yto ytr yts ytt yyb yyc yye yys yyt yyy