sii sim sin sir sis sit sma smb smc sme smi smm smn smr sms smt smy sna snb snc sne sni snm snn snr sns snt sny sr- sra srb src sre sri srm srn srr srs srt sry ss- ssa ssb ssc sse ssi ssm ssn ssr sss sst sta stb stc ste sti stm stn str sts stt sty sy- sya syb syc sye syi sym syn syr sys syt taa tab tac tae tai tam tan tar tas tat tay tba tbb tbc tbe tbi tbm tbn tbr tbs tbt tca tcb tcc tce tci tcm tcn tcr tcs tct te- tea teb tec tee tei tem ten ter tes tet tey tia tib tic tie tii tim tin tir tis tit tiy tma tmb tmc tme tmi tmm tmn tmr tms tmt tmy tna tnb tnc tne tni tnm tnn tnr tns tnt tra trb trc tre tri trm trn trr trs trt try tsa tsb tsc tse tsi tsm tsn tsr tss tst tsy tta ttb ttc tte tti ttm ttn ttr tts ttt tty tya tyc tye tym tyn tyr tys tyt yaa yab yac yae yai yam yan yar yas yat yay ybc ybe ybi ybm ybr ybs yby yca ycc yce yci ycs ycy yea yeb yec yee yei yem yen yer yes yet yey yie yii yim yin yir yis yit yma ymc yme ymi ymm yms ymt yna yne ynn yns yny yra yrc yre yrn yrs yrt ysa ysb ysc yse ysi ysm ysr yss yst ysy yta ytc yte ytm ytn ytr yts ytt yyb yyc yye yys yyt yyy