slm slo slr sls slt slx sma smc smd smi sml smm smo smr sms smt smx soa soc sod soi sol som soo sor sos sot sox sr- sra src srd sri srl srm sro srr srs srt srx ss- ssa ssc ssd ssi ssl ssm sso ssr sss sst ssx sta stc std sti stl stm sto str sts stt stx sxc sxi sxl sxm sxs sxt t-x taa tac tad tai tal tam tao tar tas tat tax tca tcc tcd tci tcl tcm tco tcr tcs tct tcx tda tdc tdd tdi tdl tdm tdo tdr tds tdt tdx tia tic tid tii til tim tio tir tis tit tix tla tlc tld tli tll tlm tlo tlr tls tlt tlx tma tmc tmd tmi tml tmm tmo tmr tms tmt tmx to- toa toc tod toi tol tom too tor tos tot tox tra trc trd tri trl trm tro trr trs trt trx tsa tsc tsd tsi tsl tsm tso tsr tss tst tsx tta ttc ttd tti ttl ttm tto ttr tts ttt ttx txi txl txs txt xaa xac xad xal xam xar xas xat xcd xci xcl xcr xcx xda xdc xdi xdm xdr xds xdt xia xic xii xio xis xit xix xla xld xli xlm xlr xls xlt xma xmc xmd xmi xml xmm xmo xmr xms xmt xmx xoa xoc xod xoi xom xoo xor xos xot xox xrc xrd xrt xrx xsa xsc xsi xsl xsm xss xst xtc xti xtm xtr xts xtx xxi xxl xxo xxx