-ic a-a a-c a-i aaa aac aae aag aai aap ac- aca acc ace acg aci acp aea aec aee aeg aei aep ag- aga agc age agg agi agp ai- aia aic aie aig aii aip ap- apa apc ape apg api app c-- caa cac cae cag cai cap cca ccc cce ccg cci ccp ce- cea cec cee ceg cei cep cga cgc cge cgg cgi cgp ci- cia cic cie cig cii cip cpa cpc cpe cpg cpi cpp eaa eac eae eag eai eap ec- eca ecc ece ecg eci eea eec eee eeg eep ega egc ege egg egi egp eia eic eie eig eii eip ep- epa epc epe epg epi epp g-p gaa gac gae gag gai gap gca gcc gce gcg gci gcp ge- gea gec gee geg gei gep gga ggc ggg ggi ggp gia gic gie gig gii gip gpa gpc gpe gpg gpi gpp ia- iaa iac iae iag iai iap ica icc ice icg ici icp ie- iea iec iee ieg iei iep iga igc ige igg igi igp iia iic iie iii iip ipa ipc ipe ipg ipi ipp p-p paa pac pae pag pai pap pca pcc pce pcg pci pcp pea pec pee peg pei pep pga pgc pge pgg pgi pgp pia pic pie pig pii pip ppa ppc ppe ppg ppi ppp