slo slr sls slt sly sna snb snc sne snl snn sno snr sns snt sny soa sob soc soe sol son soo sor sos sot soy sr- sra srb src sre srl srn sro srr srs srt sry ss- ssa ssb ssc sse ssl ssn sso ssr sss sst sta stb stc ste stl stn sto str sts stt sty sy- sya syb syc sye syl syn syr sys syt taa tab tac tae tal tan tao tar tas tat tay tba tbb tbc tbe tbl tbn tbo tbr tbs tbt tca tcb tcc tce tcl tcn tco tcr tcs tct te- tea teb tec tee tel ten teo ter tes tet tey tla tlc tle tll tln tlo tlr tls tlt tna tnb tnc tne tnl tnn tno tnr tns tnt to- toa tob toc toe tol ton too tor tos tot toy tra trb trc tre trl trn tro trr trs trt try tsa tsb tsc tse tsl tsn tso tsr tss tst tsy tta ttb ttc tte ttl ttn tto ttr tts ttt tty tya tyc tye tyl tyn tyo tyr tys tyt yaa yab yac yae yal yan yao yar yas yat yay ybc ybe ybl ybr ybs yby yca ycc yce ycl yco ycs ycy yea yeb yec yee yel yen yeo yer yes yet yey ylc yle yll ylr yls ylt yly yna yne ynn yns yny yob yoc yoe yol yon yoo yor yos yot yoy yra yrc yre yrn yro yrs yrt ysa ysb ysc yse ysl yso ysr yss yst ysy yta ytc yte ytl ytn yto ytr yts ytt yyb yyc yye yys yyt yyy