-ic a-a a-c a-i a-t aaa aac aad aae aag aai aan aao aat aax ac- aca acc acd ace acg aci acn aco act acx ad- ada adc add ade adg adi adn ado adt adx aea aec aed aee aeg aei aen aeo aet aex ag- aga agc agd age agg agi agn ago agt agx ai- aia aic aid aie aig aii ain aio ait aix an- ana anc and ane ang ani ann ano ant anx aoa aoc aod aoe aog aoi aon aoo aot aox at- ata atc atd ate atg ati atn ato att atx ax- axa axe axi axn axo axt axx c-- caa cac cad cae cag cai can cao cat cax cca ccc ccd cce ccg cci ccn cco cct ccx cda cdc cdd cde cdg cdi cdn cdo cdt cdx ce- cea cec ced cee ceg cei cen ceo cet cex cga cgc cgd cge cgg cgi cgn cgo cgt ci- cia cic cid cie cig cii cin cio cit cix cn- cna cnc cnd cne cng cni cnn cno cnt cnx co- coa coc cod coe cog coi con coo cot cox cta ctc ctd cte ctg cti ctn cto ctt ctx cxc cxi cxo cxt cxx daa dac dad dae dag dai dan dao dat dax dca dcc dcd dce dcg dci dcn dco dct dcx dda ddc ddd dde ddg ddi ddn ddo ddt ddx de- dea dec ded dee deg dei den deo det dex dga dgc dgd dge dgg dgi dgn dgt di- dia dic did die dig dii din dio dit dix dna dnc dnd dne dng dni dnn dno dnt doa doc dod doe dog doi don doo dot dox dta dtc dtd dte dtg dti dtn dto dtt dtx dxc dxd dxi dxn dxo dxt dxx eaa eac ead eae eag eai ean eao eat eax ec- eca ecc ecd ece ecg eci ecn eco ect ecx ed- eda edc edd ede edg edi edn edo edt edx eea eec eed eee eeg een eeo eet eex ega egc egd ege egg egi egn ego egt egx eia eic eid eie eig eii ein eio eit eix en- ena enc end ene eng eni enn eno ent eo- eoa eoc eod eoe eog eoi eon eoo eot eta etc etd ete etg eti etn eto ett etx ex- exa exc exd exe exi exo ext exx g-d gaa gac gad gae gag gai gan gao gat gca gcc gcd gce gcg gci gcn gco gct gda gdc gdd gde gdi gdn gdo gdt gdx ge- gea gec ged gee geg gei gen geo get gex gga ggc ggd ggg ggi ggn ggo ggt gia gic gid gie gig gii gin gio git gna gnc gnd gne gni gnn gno gnt goa goc god goe gog goi gon goo got gox gta gtc gtd gte gtg gti gtn gto gtt gtx gxa gxt i-d ia- iaa iac iad iae iag iai ian iao iat ica icc icd ice icg ici icn ico ict ida idc idd ide idg idi idn ido idt idx ie- iea iec ied iee ieg iei ien iet iex iga igc igd ige igg igi ign igo igt iia iic iid iie iii iin iio iit iix in- ina inc ind ine ing ini inn ino int inx io- ioa ioc iod ioe iog ioi ion ioo iot ita itc itd ite itg iti itn ito itt itx ixc ixe ixi ixn n-i naa nac nad nae nag nai nan nao nat nax nca ncc ncd nce ncg nci ncn nco nct ncx nda ndc ndd nde ndg ndi ndn ndo ndt ne- nea nec ned nee neg nei nen neo net nex nga ngc ngd nge ngg ngi ngn ngo ngt nia nic nid nie nig nii nin nio nit nix nna nnc nne nng nni nnn nno nnt no- noa noc nod noe nog noi non noo not nox nta ntc ntd nte ntg nti ntn nto ntt ntx nxc nxd nxt o-i oaa oac oad oae oag oai oan oao oat oax oc- oca occ ocd ocg oci ocn oco oct ocx oda odc odd ode odg odi odn odo odt oea oec oed oee oeg oei oen oeo oet oex oga ogc ogd oge ogg ogi ogn ogo ogt ogx oia oic oid oie oii oin oio oit on- ona onc ond one ong oni onn ono ont onx oo- ooa ooc ood oog ooi oon ooo oot oox ot- ota otc otd ote otg oti otn oto ott ox- oxa oxc oxi oxn oxo oxt oxx t-x taa tac tad tae tag tai tan tao tat tax tca tcc tcd tce tcg tci tcn tco tct tcx tda tdc tdd tde tdg tdi tdn tdo tdt tdx te- tea tec ted tee teg tei ten teo tet tex tga tgc tge tgg tgi tgn tgo tgt tia tic tid tie tig tii tin tio tit tix tna tnc tnd tne tng tni tnn tno tnt tnx to- toa toc tod toe tog toi ton too tot tox tta ttc ttd tte ttg tti ttn tto ttt ttx txe txi txn txt xaa xac xad xag xan xat xcd xci xcx xda xdc xde xdi xdt xed xee xeg xen xet xex xge xgi xia xic xie xii xin xio xit xix xna xnc xno xoa xoc xod xog xoi xon xoo xot xox xtc xti xtx xxi xxo xxx