-al -ic a-a a-c a-i aaa aac aad aae aag aai aal aan ac- aca acc acd ace acg aci acl acn ad- ada adc add ade adg adi adl adn aea aec aed aee aeg aei ael aen ag- aga agc agd age agg agi agl agn ai- aia aic aid aie aig aii ail ain al- ala alc ald ale alg ali all aln an- ana anc and ane ang ani anl ann c-- caa cac cad cae cag cai cal can cca ccc ccd cce ccg cci ccl ccn cda cdc cdd cde cdg cdi cdl cdn ce- cea cec ced cee ceg cei cel cen cga cgc cgd cge cgg cgi cgl cgn ci- cia cic cid cie cig cii cil cin cl- cla clc cld cle clg cli cll cln cn- cna cnc cnd cne cng cni cnl cnn daa dac dad dae dag dai dal dan dca dcc dcd dce dcg dci dcl dcn dda ddc ddd dde ddg ddi ddl ddn de- dea dec ded dee deg dei del den dga dgc dgd dge dgg dgi dgl dgn di- dia dic did die dig dii dil din dl- dla dlc dld dle dlg dli dll dna dnc dnd dne dng dni dnl dnn eaa eac ead eae eag eai eal ean ec- eca ecc ecd ece ecg eci ecl ecn ed- eda edc edd ede edg edi edl edn eea eec eed eee eeg eel een ega egc egd ege egg egi egl egn eia eic eid eie eig eii eil ein ela elc eld ele elg eli ell eln en- ena enc end ene eng eni enl enn g-d gaa gac gad gae gag gai gal gan gca gcc gcd gce gcg gci gcl gcn gda gdc gdd gde gdi gdl gdn ge- gea gec ged gee geg gei gel gen gga ggc ggd ggg ggi ggn gia gic gid gie gig gii gil gin gla glc gld gle glg gli gll gln gna gnc gnd gne gni gnl gnn i-d ia- iaa iac iad iae iag iai ial ian ica icc icd ice icg ici icl icn ida idc idd ide idg idi idl idn ie- iea iec ied iee ieg iei iel ien iga igc igd ige igg igi igl ign iia iic iid iie iii iil iin il- ila ilc ild ile ilg ili ill iln in- ina inc ind ine ing ini inl inn la- laa lac lad lae lag lai lal lan lca lcc lcd lce lcg lci lcl lcn lda ldc ldd lde ldg ldi ldl ldn lea lec led lee leg lei lel len lga lgc lgd lge lgg lgi lgl lgn lia lic lid lie lig lii lil lin lla llc lld lle llg lli lll lln lna lnc lnd lne lng lni lnl lnn n-i naa nac nad nae nag nai nal nan nca ncc ncd nce ncg nci ncl ncn nda ndc ndd nde ndg ndi ndl ndn ne- nea nec ned nee neg nei nel nen nga ngc ngd nge ngg ngi ngl ngn nia nic nid nie nig nii nil nin nla nlc nld nle nlg nli nll nln nna nnc nne nng nni nnl nnn