-al a-a a-c aaa aac aae aag aal ac- aca acc ace acg acl aea aec aee aeg ael ag- aga agc age agg agl al- ala alc ale alg all c-- caa cac cae cag cal cca ccc cce ccg ccl ce- cea cec cee ceg cel cga cgc cge cgg cgl cl- cla clc cle clg cll eaa eac eae eag eal ec- eca ecc ece ecg ecl eea eec eee eeg eel ega egc ege egg egl ela elc ele elg ell gaa gac gae gag gal gca gcc gce gcg gcl ge- gea gec gee geg gel gga ggc ggg gla glc gle glg gll la- laa lac lae lag lal lca lcc lce lcg lcl lea lec lee leg lel lga lgc lge lgg lgl lla llc lle llg lll