a-a a-c aaa aac aae aag aam aan aap ac- aca acc ace acg acm acn acp aea aec aee aeg aem aen aep ag- aga agc age agg agm agn agp ama amc ame amg amm amn amp an- ana anc ane ang anm ann anp ap- apa apc ape apg apm apn app c-- caa cac cae cag cam can cap cca ccc cce ccg ccm ccn ccp ce- cea cec cee ceg cem cen cep cga cgc cge cgg cgm cgn cgp cma cmc cme cmg cmm cmn cmp cn- cna cnc cne cng cnm cnn cnp cpa cpc cpe cpg cpm cpn cpp eaa eac eae eag eam ean eap ec- eca ecc ece ecg ecm ecn eea eec eee eeg eem een eep ega egc ege egg egm egn egp em- ema emc eme emg emm emn emp en- ena enc ene eng enm enn enp ep- epa epc epe epg epm epn epp g-p gaa gac gae gag gam gan gap gca gcc gce gcg gcm gcn gcp ge- gea gec gee geg gem gen gep gga ggc ggg ggm ggn ggp gma gmc gme gmg gmm gmn gmp gna gnc gne gnm gnn gnp gpa gpc gpe gpg gpm gpn gpp maa mac mae mag mam man map mc- mca mcc mce mcg mcm mcn mcp mea mec mee meg mem men mep mga mgc mge mgm mgn mgp mma mmc mme mmg mmm mmn mmp mna mnc mne mng mnm mnn mnp mpa mpc mpe mpg mpm mpn mpp naa nac nae nag nam nan nap nca ncc nce ncg ncm ncn ncp ne- nea nec nee neg nem nen nep nga ngc nge ngg ngm ngn ngp nma nmc nme nmg nmm nmn nmp nna nnc nne nng nnm nnn nnp npa npc npe npg npm npn npp p-p paa pac pae pag pam pan pap pca pcc pce pcg pcm pcn pcp pea pec pee peg pem pen pep pga pgc pge pgg pgm pgn pgp pma pmc pme pmg pmm pmn pmp pn- pna pnc pne png pnm pnn pnp ppa ppc ppe ppg ppm ppn ppp