-ic a-a a-c a-i aaa aac aae aag aai aak aap ac- aca acc ace acg aci ack acp aea aec aee aeg aei aek aep ag- aga agc age agg agi agk agp ai- aia aic aie aig aii aik aip aka akc ake akg aki akk akp ap- apa apc ape apg api apk app c-- caa cac cae cag cai cak cap cca ccc cce ccg cci cck ccp ce- cea cec cee ceg cei cek cep cga cgc cge cgg cgi cgp ci- cia cic cie cig cii cik cip cka ckc cki cpa cpc cpe cpg cpi cpk cpp eaa eac eae eag eai eak eap ec- eca ecc ece ecg eci eck eea eec eee eeg eek eep ega egc ege egg egi egp eia eic eie eig eii eik eip eka ekc eke ekg eki ekp ep- epa epc epe epg epi epp g-p gaa gac gae gag gai gak gap gca gcc gce gcg gci gck gcp ge- gea gec gee geg gei gek gep gga ggc ggg ggi ggp gia gic gie gig gii gik gip gka gkp gpa gpc gpe gpg gpi gpk gpp ia- iaa iac iae iag iai iap ica icc ice icg ici ick icp ie- iea iec iee ieg iei iek iep iga igc ige igg igi igk igp iia iic iie iii iip ika ikc ike iki ikk ipa ipc ipe ipg ipi ipp ka- kaa kac kae kag kai kak kap kca kcc kce kcg kci kck kcp ke- kea kec kee keg kei kek kep kga kgc kgi kgp kia kic kie kig kii kik kip kkc kke kki kkk kkp kpa kpc kpe kpi kpk kpp p-p paa pac pae pag pai pak pap pca pcc pce pcg pci pck pcp pea pec pee peg pei pek pep pga pgc pge pgg pgi pgk pgp pia pic pie pig pii pik pip pka pkc pke pkg pki pkp ppa ppc ppe ppg ppi ppk ppp