a-a a-c a-t aaa aac aad aae aao aat aau aax ac- aca acc acd ace aco act acu acx ad- ada adc add ade ado adt adu adx aea aec aed aee aeo aet aeu aex aoa aoc aod aoe aoo aot aou aox at- ata atc atd ate ato att atu atx au- aua auc aud aue auo aut aux ax- axa axe axo axt axx c-- caa cac cad cae cao cat cau cax cca ccc ccd cce cco cct ccu ccx cda cdc cdd cde cdo cdt cdu cdx ce- cea cec ced cee ceo cet ceu cex co- coa coc cod coe coo cot cou cox cta ctc ctd cte cto ctt ctu ctx cua cuc cud cue cuo cut cuu cxc cxo cxt cxx daa dac dad dae dao dat dau dax dca dcc dcd dce dco dct dcu dcx dda ddc ddd dde ddo ddt ddu ddx de- dea dec ded dee deo det deu dex doa doc dod doe doo dot dou dox dta dtc dtd dte dto dtt dtu dtx dua duc dud due duo dut dux dxc dxd dxo dxt dxx eaa eac ead eae eao eat eau eax ec- eca ecc ecd ece eco ect ecu ecx ed- eda edc edd ede edo edt edu edx eea eec eed eee eeo eet eex eo- eoa eoc eod eoe eoo eot eou eta etc etd ete eto ett etu etx eu- eua euc eud eue eut eux ex- exa exc exd exe exo ext exu exx oaa oac oad oae oao oat oau oax oc- oca occ ocd oco oct ocu ocx oda odc odd ode odo odt odu oea oec oed oee oeo oet oex oo- ooa ooc ood ooo oot oox ot- ota otc otd ote oto ott otu ou- oua ouc oud oue ouo out ox- oxa oxc oxo oxt oxx t-x taa tac tad tae tao tat tau tax tca tcc tcd tce tco tct tcu tcx tda tdc tdd tde tdo tdt tdu tdx te- tea tec ted tee teo tet teu tex to- toa toc tod toe too tot tou tox tta ttc ttd tte tto ttt ttu ttx tua tuc tud tue tuo tut tuu tux txe txt txu ua- uaa uac uad uae uao uat uau uca ucc ucd uce uco uct ucu uda udc udd ude udo udt udu udx uea uec ued uee uet uoa uoc uod uoe uoo uot uox uta utc utd ute uto utt utu utx uua uuc uue uut uuu uxc uxo uxt uxu xaa xac xad xat xau xcd xcx xda xdc xde xdt xed xee xet xeu xex xoa xoc xod xoo xot xox xtc xtx xue xxo xxx