-al a-a a-c aaa aac aae aag aah aal ac- aca acc ace acg ach acl aea aec aee aeg aeh ael ag- aga agc age agg agh agl aha ahc ahe ahg ahh ahl al- ala alc ale alg alh all c-- caa cac cae cag cah cal cca ccc cce ccg cch ccl ce- cea cec cee ceg ceh cel cga cgc cge cgg cgh cgl ch- cha chc che chg chh chl cl- cla clc cle clg clh cll eaa eac eae eag eah eal ec- eca ecc ece ecg ech ecl eea eec eee eeg eel ega egc ege egg egh egl eha ehc ehe ehg ehh ehl ela elc ele elg elh ell gaa gac gae gag gah gal gca gcc gce gcg gch gcl ge- gea gec gee geg geh gel gga ggc ggg ggh gha ghc ghe ghg ghh ghl gla glc gle glg glh gll haa hac hae hag hah hal hca hcc hce hcg hch hcl he- hea hec hee heg heh hel hga hgc hge hgg hgh hgl hha hhc hhe hhg hhh hhl hla hlc hle hlg hlh hll la- laa lac lae lag lah lal lca lcc lce lcg lch lcl lea lec lee leg leh lel lga lgc lge lgg lgh lgl lha lhc lhh lla llc lle llg lll