eee eef eeg eem een ef- efe eff efg efi efm ege egf egg egi egm egn eie eif eig eii eim ein em- eme emf emg emi emm emn en- ene enf eng eni enm enn fee fef feg fei fem fen ffe fff ffg ffi ffm ffn fge fgf fgg fgi fgm fgn fie fif fig fii fim fin fme fmf fmg fmi fmm fmn fne fnf fng fni fnm fnn ge- gee gef geg gei gem gen gfe gff gfi gfm ggg ggi ggm ggn gie gif gig gii gim gin gme gmf gmg gmi gmm gmn gne gnf gni gnm gnn i-f ie- iee ief ieg iei iem ien ife iff ifg ifi ifm ifn ige igf igg igi igm ign iie iif iii iim iin im- ime imf img imi imm imn in- ine inf ing ini inm inn m-f mee mef meg mei mem men mfe mff mfg mfi mfm mfn mge mgf mgi mgm mgn mi- mie mif mig mii mim min mme mmf mmg mmi mmm mmn mne mnf mng mni mnm mnn n-i ne- nee nef neg nei nem nen nfe nff nfi nfn nge ngf ngg ngi ngm ngn nie nif nig nii nim nin nme nmg nmi nmm nmn nne nnf nng nni nnm nnn