a-a a-c aaa aac aad aae aag aak aap ac- aca acc acd ace acg ack acp ad- ada adc add ade adg adk adp aea aec aed aee aeg aek aep ag- aga agc agd age agg agk agp aka akc akd ake akg akk akp ap- apa apc apd ape apg apk app c-- caa cac cad cae cag cak cap cca ccc ccd cce ccg cck ccp cda cdc cdd cde cdg cdk cdp ce- cea cec ced cee ceg cek cep cga cgc cgd cge cgg cgp cka ckc ckd cpa cpc cpd cpe cpg cpk cpp daa dac dad dae dag dak dap dca dcc dcd dce dcg dck dcp dda ddc ddd dde ddg ddk ddp de- dea dec ded dee deg dek dep dga dgc dgd dge dgg dgk dgp dka dkc dke dkg dkk dkp dpa dpc dpd dpe dpg dpk dpp eaa eac ead eae eag eak eap ec- eca ecc ecd ece ecg eck ed- eda edc edd ede edg edk edp eea eec eed eee eeg eek eep ega egc egd ege egg egp eka ekc ekd eke ekg ekp ep- epa epc epd epe epg epp g-d g-p gaa gac gad gae gag gak gap gca gcc gcd gce gcg gck gcp gda gdc gdd gde gdk gdp ge- gea gec ged gee geg gek gep gga ggc ggd ggg ggp gka gkd gkp gpa gpc gpd gpe gpg gpk gpp ka- kaa kac kad kae kag kak kap kca kcc kcd kce kcg kck kcp kda kdc kde kdg kdk kdp ke- kea kec ked kee keg kek kep kga kgc kgd kgp kkc kke kkk kkp kpa kpc kpd kpe kpk kpp p-p paa pac pad pae pag pak pap pca pcc pcd pce pcg pck pcp pda pdc pdd pde pdg pdk pdp pea pec ped pee peg pek pep pga pgc pgd pge pgg pgk pgp pka pkc pkd pke pkg pkp ppa ppc ppd ppe ppg ppk ppp