a-a a-c aaa aac aae aag aah aan aao ac- aca acc ace acg ach acn aco aea aec aee aeg aeh aen aeo ag- aga agc age agg agh agn ago aha ahc ahe ahg ahh ahn aho an- ana anc ane ang anh ann ano aoa aoc aoe aog aoh aon aoo c-- caa cac cae cag cah can cao cca ccc cce ccg cch ccn cco ce- cea cec cee ceg ceh cen ceo cga cgc cge cgg cgh cgn cgo ch- cha chc che chg chh chn cho cn- cna cnc cne cng cnh cnn cno co- coa coc coe cog coh con coo eaa eac eae eag eah ean eao ec- eca ecc ece ecg ech ecn eco eea eec eee eeg een eeo ega egc ege egg egh egn ego eha ehc ehe ehg ehh ehn eho en- ena enc ene eng enh enn eno eo- eoa eoc eoe eog eoh eon eoo gaa gac gae gag gah gan gao gca gcc gce gcg gch gcn gco ge- gea gec gee geg geh gen geo gga ggc ggg ggh ggn ggo gha ghc ghe ghg ghh ghn gho gna gnc gne gnn gno goa goc goe gog goh gon goo haa hac hae hag hah han hao hca hcc hce hcg hch hcn hco he- hea hec hee heg heh hen heo hga hgc hge hgg hgh hgn hgo hha hhc hhe hhg hhh hhn hho hna hnc hne hng hnh hnn hno hoa hoc hoe hog hoh hon hoo naa nac nae nag nah nan nao nca ncc nce ncg nch ncn nco ne- nea nec nee neg neh nen neo nga ngc nge ngg ngh ngn ngo nha nhc nhe nhg nhh nhn nna nnc nne nng nnh nnn nno no- noa noc noe nog noh non noo oaa oac oae oag oah oan oao oc- oca occ ocg och ocn oco oea oec oee oeg oeh oen oeo oga ogc oge ogg ogh ogn ogo oha ohc ohe ohg ohh ohn oho on- ona onc one ong onh onn ono oo- ooa ooc oog ooh oon ooo