-al a-a a-c aaa aac aae aag aah aal aan ac- aca acc ace acg ach acl acn aea aec aee aeg aeh ael aen ag- aga agc age agg agh agl agn aha ahc ahe ahg ahh ahl ahn al- ala alc ale alg alh all aln an- ana anc ane ang anh anl ann c-- caa cac cae cag cah cal can cca ccc cce ccg cch ccl ccn ce- cea cec cee ceg ceh cel cen cga cgc cge cgg cgh cgl cgn ch- cha chc che chg chh chl chn cl- cla clc cle clg clh cll cln cn- cna cnc cne cng cnh cnl cnn eaa eac eae eag eah eal ean ec- eca ecc ece ecg ech ecl ecn eea eec eee eeg eel een ega egc ege egg egh egl egn eha ehc ehe ehg ehh ehl ehn ela elc ele elg elh ell eln en- ena enc ene eng enh enl enn gaa gac gae gag gah gal gan gca gcc gce gcg gch gcl gcn ge- gea gec gee geg geh gel gen gga ggc ggg ggh ggn gha ghc ghe ghg ghh ghl ghn gla glc gle glg glh gll gln gna gnc gne gnl gnn haa hac hae hag hah hal han hca hcc hce hcg hch hcl hcn he- hea hec hee heg heh hel hen hga hgc hge hgg hgh hgl hgn hha hhc hhe hhg hhh hhl hhn hla hlc hle hlg hlh hll hln hna hnc hne hng hnh hnl hnn la- laa lac lae lag lah lal lan lca lcc lce lcg lch lcl lcn lea lec lee leg leh lel len lga lgc lge lgg lgh lgl lgn lha lhc lhh lla llc lle llg lll lln lna lnc lne lng lnh lnl lnn naa nac nae nag nah nal nan nca ncc nce ncg nch ncl ncn ne- nea nec nee neg neh nel nen nga ngc nge ngg ngh ngl ngn nha nhc nhe nhg nhh nhl nhn nla nlc nle nlg nlh nll nln nna nnc nne nng nnh nnl nnn