a-a a-c aaa aac aae aag aah aan ac- aca acc ace acg ach acn aea aec aee aeg aeh aen ag- aga agc age agg agh agn aha ahc ahe ahg ahh ahn an- ana anc ane ang anh ann c-- caa cac cae cag cah can cca ccc cce ccg cch ccn ce- cea cec cee ceg ceh cen cga cgc cge cgg cgh cgn ch- cha chc che chg chh chn cn- cna cnc cne cng cnh cnn eaa eac eae eag eah ean ec- eca ecc ece ecg ech ecn eea eec eee eeg een ega egc ege egg egh egn eha ehc ehe ehg ehh ehn en- ena enc ene eng enh enn gaa gac gae gag gah gan gca gcc gce gcg gch gcn ge- gea gec gee geg geh gen gga ggc ggg ggh ggn gha ghc ghe ghg ghh ghn gna gnc gne gnn haa hac hae hag hah han hca hcc hce hcg hch hcn he- hea hec hee heg heh hen hga hgc hge hgg hgh hgn hha hhc hhe hhg hhh hhn hna hnc hne hng hnh hnn naa nac nae nag nah nan nca ncc nce ncg nch ncn ne- nea nec nee neg neh nen nga ngc nge ngg ngh ngn nha nhc nhe nhg nhh nhn nna nnc nne nng nnh nnn