sli sll sln slo sls slt slx sna snd sne snf sni snl snn sno sns snt soa sod soe sof soi sol son soo sos sot sox ss- ssa ssd sse ssf ssi ssl ssn sso sss sst ssx sta std ste stf sti stl stn sto sts stt stx sxi sxl sxn sxs sxt t-x taa tad tae taf tai tal tan tao tas tat tax tda tdd tde tdf tdi tdl tdn tdo tds tdt tdx te- tea ted tee tef tei tel ten teo tes tet tex tfa tfd tfe tff tfi tfl tfn tfo tfs tft tfx tia tid tie tif tii til tin tio tis tit tix tla tld tle tlf tli tll tln tlo tls tlt tlx tna tnd tne tnf tni tnl tnn tno tns tnt tnx to- toa tod toe tof toi tol ton too tos tot tox tsa tsd tse tsf tsi tsl tsn tso tss tst tsx tta ttd tte ttf tti ttl ttn tto tts ttt ttx txe txf txi txl txn txs txt xaa xad xaf xal xan xas xat xda xde xdf xdi xds xdt xed xee xel xen xes xet xex xfa xfe xfl xfn xfs xft xfx xia xie xii xin xio xis xit xix xla xld xlf xli xls xlt xna xno xns xoa xod xof xoi xon xoo xos xot xox xsa xsi xsl xss xst xtf xti xts xtx xxi xxl xxo xxx