eee eeg eel een eep eex ege egg egi egl egn egp egx eie eig eii eil ein eip eix ele elg eli ell eln elp elx en- ene eng eni enl enn enp ep- epe epg epi epl epn epp epx ex- exe exi exl exp exx g-p ge- gee geg gei gel gen gep gex ggg ggi ggn ggp gie gig gii gil gin gip gle glg gli gll gln glp glx gne gni gnl gnn gnp gpe gpg gpi gpl gpn gpp gpx gxl gxp ie- iee ieg iei iel ien iep iex ige igg igi igl ign igp iie iii iil iin iip iix il- ile ilg ili ill iln ilp ilx in- ine ing ini inl inn inp inx ipe ipg ipi ipl ipn ipp ipx ixe ixi ixl ixn l-p lee leg lei lel len lep lex lge lgg lgi lgl lgn lgp lie lig lii lil lin lip lix lle llg lli lll lln llp lne lng lni lnl lnn lnp lpe lpg lpi lpl lpn lpp lpx lxi lxx n-i ne- nee neg nei nel nen nep nex nge ngg ngi ngl ngn ngp nie nig nii nil nin nip nix nle nlg nli nll nln nlp nlx nne nng nni nnl nnn nnp npe npg npi npl npn npp nxl p-p pee peg pei pel pen pep pex pge pgg pgi pgl pgn pgp pie pig pii pil pin pip pix ple plg pli pll pln plp plx pn- pne png pni pnl pnn pnp pnx ppe ppg ppi ppl ppn ppp ppx pxe pxg pxl xee xeg xel xen xep xex xge xgi xgl xgp xie xii xin xix xlg xli xpe xpg xpl xpn xpp xxi xxl xxp xxx