a-a a-c aaa aac aae aag aah aam aao ac- aca acc ace acg ach acm aco aea aec aee aeg aeh aem aeo ag- aga agc age agg agh agm ago aha ahc ahe ahg ahh ahm aho ama amc ame amg amh amm amo aoa aoc aoe aog aoh aom aoo c-- caa cac cae cag cah cam cao cca ccc cce ccg cch ccm cco ce- cea cec cee ceg ceh cem ceo cga cgc cge cgg cgh cgm cgo ch- cha chc che chg chh chm cho cma cmc cme cmg cmh cmm cmo co- coa coc coe cog coh com coo eaa eac eae eag eah eam eao ec- eca ecc ece ecg ech ecm eco eea eec eee eeg eem eeo ega egc ege egg egh egm ego eha ehc ehe ehg ehh ehm eho em- ema emc eme emg emh emm emo eo- eoa eoc eoe eog eoh eom eoo gaa gac gae gag gah gam gao gca gcc gce gcg gch gcm gco ge- gea gec gee geg geh gem geo gga ggc ggg ggh ggm ggo gha ghc ghe ghg ghh gho gma gmc gme gmg gmh gmm gmo goa goc goe gog goh gom goo haa hac hae hag hah ham hao hca hcc hce hcg hch hcm hco he- hea hec hee heg heh hem heo hga hgc hge hgg hgh hgm hgo hha hhc hhe hhg hhh hhm hho hma hmc hme hmg hmh hmm hmo hoa hoc hoe hog hoh hom hoo m-o maa mac mae mag mah mam mao mc- mca mcc mce mcg mch mcm mco mea mec mee meg meh mem meo mga mgc mge mgh mgm mgo mha mhc mhg mhh mhm mho mma mmc mme mmg mmh mmm mmo moa moc moe mog moh mom moo oaa oac oae oag oah oam oao oc- oca occ ocg och ocm oco oea oec oee oeg oeh oem oeo oga ogc oge ogg ogh ogo oha ohc ohe ohg ohh ohm oho om- oma omc ome omg omh omm omo oo- ooa ooc oog ooh oom ooo