-al -ic a-a a-c a-i aaa aac aae aag aai aal aan aap ac- aca acc ace acg aci acl acn acp aea aec aee aeg aei ael aen aep ag- aga agc age agg agi agl agn agp ai- aia aic aie aig aii ail ain aip al- ala alc ale alg ali all aln alp an- ana anc ane ang ani anl ann anp ap- apa apc ape apg api apl apn app c-- caa cac cae cag cai cal can cap cca ccc cce ccg cci ccl ccn ccp ce- cea cec cee ceg cei cel cen cep cga cgc cge cgg cgi cgl cgn cgp ci- cia cic cie cig cii cil cin cip cl- cla clc cle clg cli cll cln clp cn- cna cnc cne cng cni cnl cnn cnp cpa cpc cpe cpg cpi cpl cpn cpp eaa eac eae eag eai eal ean eap ec- eca ecc ece ecg eci ecl ecn eea eec eee eeg eel een eep ega egc ege egg egi egl egn egp eia eic eie eig eii eil ein eip ela elc ele elg eli ell eln elp en- ena enc ene eng eni enl enn enp ep- epa epc epe epg epi epl epn epp g-p gaa gac gae gag gai gal gan gap gca gcc gce gcg gci gcl gcn gcp ge- gea gec gee geg gei gel gen gep gga ggc ggg ggi ggn ggp gia gic gie gig gii gil gin gip gla glc gle glg gli gll gln glp gna gnc gne gni gnl gnn gnp gpa gpc gpe gpg gpi gpl gpn gpp ia- iaa iac iae iag iai ial ian iap ica icc ice icg ici icl icn icp ie- iea iec iee ieg iei iel ien iep iga igc ige igg igi igl ign igp iia iic iie iii iil iin iip il- ila ilc ile ilg ili ill iln ilp in- ina inc ine ing ini inl inn inp ipa ipc ipe ipg ipi ipl ipn ipp l-p la- laa lac lae lag lai lal lan lap lca lcc lce lcg lci lcl lcn lcp lea lec lee leg lei lel len lep lga lgc lge lgg lgi lgl lgn lgp lia lic lie lig lii lil lin lip lla llc lle llg lli lll lln llp lna lnc lne lng lni lnl lnn lnp lpa lpc lpe lpg lpi lpl lpn lpp n-i naa nac nae nag nai nal nan nap nca ncc nce ncg nci ncl ncn ncp ne- nea nec nee neg nei nel nen nep nga ngc nge ngg ngi ngl ngn ngp nia nic nie nig nii nil nin nip nla nlc nle nlg nli nll nln nlp nna nnc nne nng nni nnl nnn nnp npa npc npe npg npi npl npn npp p-p paa pac pae pag pai pal pan pap pca pcc pce pcg pci pcl pcn pcp pea pec pee peg pei pel pen pep pga pgc pge pgg pgi pgl pgn pgp pia pic pie pig pii pil pin pip pla plc ple plg pli pll pln plp pn- pna pnc pne png pni pnl pnn pnp ppa ppc ppe ppg ppi ppl ppn ppp