a-a a-c aaa aac aae aag aah aao ac- aca acc ace acg ach aco aea aec aee aeg aeh aeo ag- aga agc age agg agh ago aha ahc ahe ahg ahh aho aoa aoc aoe aog aoh aoo c-- caa cac cae cag cah cao cca ccc cce ccg cch cco ce- cea cec cee ceg ceh ceo cga cgc cge cgg cgh cgo ch- cha chc che chg chh cho co- coa coc coe cog coh coo eaa eac eae eag eah eao ec- eca ecc ece ecg ech eco eea eec eee eeg eeo ega egc ege egg egh ego eha ehc ehe ehg ehh eho eo- eoa eoc eoe eog eoh eoo gaa gac gae gag gah gao gca gcc gce gcg gch gco ge- gea gec gee geg geh geo gga ggc ggg ggh ggo gha ghc ghe ghg ghh gho goa goc goe gog goh goo haa hac hae hag hah hao hca hcc hce hcg hch hco he- hea hec hee heg heh heo hga hgc hge hgg hgh hgo hha hhc hhe hhg hhh hho hoa hoc hoe hog hoh hoo oaa oac oae oag oah oao oc- oca occ ocg och oco oea oec oee oeg oeh oeo oga ogc oge ogg ogh ogo oha ohc ohe ohg ohh oho oo- ooa ooc oog ooh ooo