-ic a-a a-c a-i a-t aaa aac aae aag aai aam aan aat aax ac- aca acc ace acg aci acm acn act acx aea aec aee aeg aei aem aen aet aex ag- aga agc age agg agi agm agn agt agx ai- aia aic aie aig aii aim ain ait aix ama amc ame amg ami amm amn amt amx an- ana anc ane ang ani anm ann ant anx at- ata atc ate atg ati atm atn att atx ax- axa axe axi axm axn axt axx c-- caa cac cae cag cai cam can cat cax cca ccc cce ccg cci ccm ccn cct ccx ce- cea cec cee ceg cei cem cen cet cex cga cgc cge cgg cgi cgm cgn cgt ci- cia cic cie cig cii cim cin cit cix cma cmc cme cmg cmi cmm cmn cmt cmx cn- cna cnc cne cng cni cnm cnn cnt cnx cta ctc cte ctg cti ctm ctn ctt ctx cxc cxi cxt cxx eaa eac eae eag eai eam ean eat eax ec- eca ecc ece ecg eci ecm ecn ect ecx eea eec eee eeg eem een eet eex ega egc ege egg egi egm egn egt egx eia eic eie eig eii eim ein eit eix em- ema emc eme emg emi emm emn emt emx en- ena enc ene eng eni enm enn ent eta etc ete etg eti etm etn ett etx ex- exa exc exe exi ext exx gaa gac gae gag gai gam gan gat gca gcc gce gcg gci gcm gcn gct ge- gea gec gee geg gei gem gen get gex gga ggc ggg ggi ggm ggn ggt gia gic gie gig gii gim gin git gma gmc gme gmg gmi gmm gmn gmt gmx gna gnc gne gni gnm gnn gnt gta gtc gte gtg gti gtm gtn gtt gtx gxa gxt ia- iaa iac iae iag iai iam ian iat ica icc ice icg ici icm icn ict ie- iea iec iee ieg iei iem ien iet iex iga igc ige igg igi igm ign igt iia iic iie iii iim iin iit iix im- ima imc ime img imi imm imn imt imx in- ina inc ine ing ini inm inn int inx ita itc ite itg iti itm itn itt itx ixc ixe ixi ixn maa mac mae mag mai mam man mat max mc- mca mcc mce mcg mci mcm mcn mct mcx mea mec mee meg mei mem men met mex mga mgc mge mgi mgm mgn mgt mgx mi- mia mic mie mig mii mim min mit mix mma mmc mme mmg mmi mmm mmn mmt mmx mna mnc mne mng mni mnm mnn mnt mta mtc mte mtg mti mtm mtn mtt mtx mxa mxc mxi mxn n-i naa nac nae nag nai nam nan nat nax nca ncc nce ncg nci ncm ncn nct ncx ne- nea nec nee neg nei nem nen net nex nga ngc nge ngg ngi ngm ngn ngt nia nic nie nig nii nim nin nit nix nma nmc nme nmg nmi nmm nmn nmt nna nnc nne nng nni nnm nnn nnt nta ntc nte ntg nti ntm ntn ntt ntx nxc nxt t-x taa tac tae tag tai tam tan tat tax tca tcc tce tcg tci tcm tcn tct tcx te- tea tec tee teg tei tem ten tet tex tga tgc tge tgg tgi tgm tgn tgt tia tic tie tig tii tim tin tit tix tma tmc tme tmg tmi tmm tmn tmt tmx tna tnc tne tng tni tnm tnn tnt tnx tta ttc tte ttg tti ttm ttn ttt ttx txe txi txn txt xaa xac xag xam xan xat xci xcx xee xeg xem xen xet xex xge xgi xia xic xie xii xin xit xix xma xmc xmg xmi xmm xmt xmx xna xnc xtc xti xtm xtx xxi xxx