-er eee eef eeg eem eer eet ef- efe eff efg efi efm efr eft ege egf egg egi egm egr egt eie eif eig eii eim eir eit em- eme emf emg emi emm emr emt ere erf erg eri erm err ert ete etf etg eti etm etr ett fee fef feg fei fem fer fet ffe fff ffg ffi ffm ffr fft fge fgf fgg fgi fgm fgr fgt fie fif fig fii fim fir fit fme fmf fmg fmi fmm fmr fmt fre frf frg fri frm frr frt fte ftf ftg fti ftm ftr ftt ge- gee gef geg gei gem ger get gfe gff gfi gfm gfr gft ggg ggi ggm ggr ggt gie gif gig gii gim gir git gme gmf gmg gmi gmm gmr gmt gre grf grg gri grm grr grt gte gtf gtg gti gtm gtr gtt i-f ie- iee ief ieg iei iem ier iet ife iff ifg ifi ifm ifr ift ige igf igg igi igm igr igt iie iif iii iim iir iit im- ime imf img imi imm imt ir- ire irf irg iri irm irr irt ite itf itg iti itm itt m-f m-r mee mef meg mei mem mer met mfe mff mfg mfi mfm mfr mft mge mgf mgi mgm mgr mgt mi- mie mif mig mii mim mir mit mme mmf mmg mmi mmm mmr mmt mre mrf mrg mri mrm mrr mrt mte mtf mtg mti mtm mtr mtt re- ree ref reg rei rem rer ret rfe rff rfg rfi rfm rfr rft rge rgf rgg rgi rgr rgt rie rif rig rii rim rir rit rme rmf rmg rmi rmm rmr rmt rrf rrg rri rrm rrr rrt rte rtf rtg rti rtm rtr rtt te- tee tef teg tei tem ter tet tfe tff tfg tfi tfm tfr tft tge tgf tgg tgi tgm tgr tgt tie tif tig tii tim tir tit tme tmf tmg tmi tmm tmr tmt tre trf trg tri trm trr trt tte ttf ttg tti ttm ttr ttt