-er -ic c-- ccc ccd cce ccf ccg cci ccm ccr cct cdc cdd cde cdf cdg cdi cdm cdr cdt ce- cec ced cee cef ceg cei cem cer cet cfc cfd cfe cff cfg cfi cfm cfr cft cgc cgd cge cgg cgi cgm cgr cgt ci- cic cid cie cif cig cii cim cir cit cmc cmd cme cmf cmg cmi cmm cmr cmt crc crd cre crf crg cri crm crr crt ctc ctd cte ctf ctg cti ctm ctr ctt dcc dcd dce dcf dcg dci dcm dcr dct ddc ddd dde ddf ddg ddi ddm ddr ddt de- dec ded dee def deg dei dem der det dfc dfd dfe dff dfg dfi dfm dfr dft dgc dgd dge dgf dgg dgi dgm dgr dgt di- dic did die dif dig dii dim dir dit dmc dmd dme dmf dmg dmi dmm dmr dmt drc drd dre drg dri drm drr drt dtc dtd dte dtf dtg dti dtm dtr dtt ec- ecc ecd ece ecf ecg eci ecm ecr ect ed- edc edd ede edf edg edi edm edr edt eec eed eee eef eeg eem eer eet ef- efc efd efe eff efg efi efm efr eft egc egd ege egf egg egi egm egr egt eic eid eie eif eig eii eim eir eit em- emc emd eme emf emg emi emm emr emt erc erd ere erf erg eri erm err ert etc etd ete etf etg eti etm etr ett fcc fcd fce fcf fcg fci fcm fcr fct fdc fdd fde fdf fdg fdi fdm fdr fdt fec fed fee fef feg fei fem fer fet ffc ffd ffe fff ffg ffi ffm ffr fft fgc fgd fge fgf fgg fgi fgm fgr fgt fic fid fie fif fig fii fim fir fit fmc fmd fme fmf fmg fmi fmm fmr fmt frc frd fre frf frg fri frm frr frt ftc ftd fte ftf ftg fti ftm ftr ftt g-d gcc gcd gce gcf gcg gci gcm gcr gct gdc gdd gde gdf gdi gdm gdr gdt ge- gec ged gee gef geg gei gem ger get gfc gfd gfe gff gfi gfm gfr gft ggc ggd ggg ggi ggm ggr ggt gic gid gie gif gig gii gim gir git gmc gmd gme gmf gmg gmi gmm gmr gmt grc grd gre grf grg gri grm grr grt gtc gtd gte gtf gtg gti gtm gtr gtt i-d i-f icc icd ice icf icg ici icm icr ict idc idd ide idf idg idi idm idr idt ie- iec ied iee ief ieg iei iem ier iet ifc ifd ife iff ifg ifi ifm ifr ift igc igd ige igf igg igi igm igr igt iic iid iie iif iii iim iir iit im- imc imd ime imf img imi imm imt ir- irc ird ire irf irg iri irm irr irt itc itd ite itf itg iti itm itt m-f m-r mc- mcc mcd mce mcf mcg mci mcm mcr mct mdc mdd mde mdf mdg mdi mdm mdr mdt mec med mee mef meg mei mem mer met mfc mfd mfe mff mfg mfi mfm mfr mft mgc mgd mge mgf mgi mgm mgr mgt mi- mic mid mie mif mig mii mim mir mit mmc mmd mme mmf mmg mmi mmm mmr mmt mrc mrd mre mrf mrg mri mrm mrr mrt mtc mtd mte mtf mtg mti mtm mtr mtt rcc rcd rce rcf rcg rci rcm rcr rct rdc rdd rde rdf rdg rdi rdm rdr rdt re- rec red ree ref reg rei rem rer ret rfc rfd rfe rff rfg rfi rfm rfr rft rgc rgd rge rgf rgg rgi rgr rgt ric rid rie rif rig rii rim rir rit rmc rmd rme rmf rmg rmi rmm rmr rmt rrc rrd rrf rrg rri rrm rrr rrt rtc rtd rte rtf rtg rti rtm rtr rtt tcc tcd tce tcf tcg tci tcm tcr tct tdc tdd tde tdf tdg tdi tdm tdr tdt te- tec ted tee tef teg tei tem ter tet tfc tfd tfe tff tfg tfi tfm tfr tft tgc tge tgf tgg tgi tgm tgr tgt tic tid tie tif tig tii tim tir tit tmc tmd tme tmf tmg tmi tmm tmr tmt trc trd tre trf trg tri trm trr trt ttc ttd tte ttf ttg tti ttm ttr ttt