a-a a-c aaa aac aae aag aah aao aau ac- aca acc ace acg ach aco acu aea aec aee aeg aeh aeo aeu ag- aga agc age agg agh ago agu aha ahc ahe ahg ahh aho ahu aoa aoc aoe aog aoh aoo aou au- aua auc aue aug auh auo c-- caa cac cae cag cah cao cau cca ccc cce ccg cch cco ccu ce- cea cec cee ceg ceh ceo ceu cga cgc cge cgg cgh cgo cgu ch- cha chc che chg chh cho chu co- coa coc coe cog coh coo cou cua cuc cue cug cuh cuo cuu eaa eac eae eag eah eao eau ec- eca ecc ece ecg ech eco ecu eea eec eee eeg eeo ega egc ege egg egh ego egu eha ehc ehe ehg ehh eho ehu eo- eoa eoc eoe eog eoh eoo eou eu- eua euc eue eug gaa gac gae gag gah gao gau gca gcc gce gcg gch gco gcu ge- gea gec gee geg geh geo geu gga ggc ggg ggh ggo ggu gha ghc ghe ghg ghh gho goa goc goe gog goh goo gou gu- gua guc gue gug guo guu haa hac hae hag hah hao hau hca hcc hce hcg hch hco he- hea hec hee heg heh heo heu hga hgc hge hgg hgh hgo hgu hha hhc hhe hhg hhh hho hhu hoa hoc hoe hog hoh hoo hou hua huc hue hug huh huo huu oaa oac oae oag oah oao oau oc- oca occ ocg och oco ocu oea oec oee oeg oeh oeo oga ogc oge ogg ogh ogo oha ohc ohe ohg ohh oho ohu oo- ooa ooc oog ooh ooo ou- oua ouc oue ouh ouo ua- uaa uac uae uag uah uao uau uca ucc uce ucg uch uco ucu uea uec uee ueg ueh uga ugc uge ugg ugh ugo ugu uha uhc uhe uhh uho uhu uoa uoc uoe uog uoo uua uuc uue uug uuu