c-- ccc cce ccf ccg cch ccn ce- cec cee cef ceg ceh cen cfc cfe cff cfg cfh cfn cgc cge cgg cgh cgn ch- chc che chf chg chh chn cn- cnc cne cnf cng cnh cnn ec- ecc ece ecf ecg ech ecn eec eee eef eeg een ef- efc efe eff efg efh egc ege egf egg egh egn ehc ehe ehf ehg ehh ehn en- enc ene enf eng enh enn fcc fce fcf fcg fcn fec fee fef feg feh fen ffc ffe fff ffg ffh ffn fgc fge fgf fgg fgh fgn fhc fhe fhf fhg fhh fhn fnc fne fnf fng fnh fnn gcc gce gcf gcg gch gcn ge- gec gee gef geg geh gen gfc gfe gff gfh ggc ggg ggh ggn ghc ghe ghg ghh ghn gnc gne gnf gnn hcc hce hcf hcg hch hcn he- hec hee hef heg heh hen hfc hfe hff hfg hfh hfn hgc hge hgf hgg hgh hgn hhc hhe hhf hhg hhh hhn hnc hne hnf hng hnh hnn ncc nce ncf ncg nch ncn ne- nec nee nef neg neh nen nfc nfe nff nfn ngc nge ngf ngg ngh ngn nhc nhe nhf nhg nhh nhn nnc nne nnf nng nnh nnn