son soo sor sos sot sox sr- sra src srd sre srh srn sro srr srs srt srx ss- ssa ssc ssd sse ssh ssn sso ssr sss sst ssx sta stc std ste sth stn sto str sts stt stx sxc sxn sxs sxt t-x taa tac tad tae tah tan tao tar tas tat tax tca tcc tcd tce tch tcn tco tcr tcs tct tcx tda tdc tdd tde tdh tdn tdo tdr tds tdt tdx te- tea tec ted tee teh ten teo ter tes tet tex th- tha thc thd the thh thn tho thr ths tht thx tna tnc tnd tne tnh tnn tno tnr tns tnt tnx to- toa toc tod toe toh ton too tor tos tot tox tra trc trd tre trh trn tro trr trs trt trx tsa tsc tsd tse tsh tsn tso tsr tss tst tsx tta ttc ttd tte tth ttn tto ttr tts ttt ttx txe txn txs txt xaa xac xad xan xar xas xat xcd xch xcr xcx xda xdc xde xdh xdr xds xdt xed xee xen xer xes xet xex xhd xht xna xnc xno xns xoa xoc xod xon xoo xor xos xot xox xrc xrd xrt xrx xsa xsc xss xst xtc xtr xts xtx xxo xxx