-er ddd dde ddf ddg ddi ddm ddn ddr dds de- ded dee def deg dei dem den der des dfd dfe dff dfg dfi dfm dfn dfr dfs dgd dge dgf dgg dgi dgm dgn dgr dgs di- did die dif dig dii dim din dir dis dmd dme dmf dmg dmi dmm dmn dmr dms dnd dne dnf dng dni dnm dnn dnr dns drd dre drg dri drm drn drr drs dsd dse dsf dsg dsi dsm dsn dsr dss ed- edd ede edf edg edi edm edn edr eds eed eee eef eeg eem een eer ees ef- efd efe eff efg efi efm efr efs egd ege egf egg egi egm egn egr egs eid eie eif eig eii eim ein eir eis em- emd eme emf emg emi emm emn emr ems en- end ene enf eng eni enm enn enr ens erd ere erf erg eri erm ern err ers es- esd ese esf esg esi esm esn esr ess fdd fde fdf fdg fdi fdm fdn fdr fds fed fee fef feg fei fem fen fer fes ffd ffe fff ffg ffi ffm ffn ffr ffs fgd fge fgf fgg fgi fgm fgn fgr fgs fid fie fif fig fii fim fin fir fis fmd fme fmf fmg fmi fmm fmn fmr fms fnd fne fnf fng fni fnm fnn fnr fns frd fre frf frg fri frm frn frr frs fsd fse fsf fsg fsi fsm fsn fsr fss g-d gdd gde gdf gdi gdm gdn gdr gds ge- ged gee gef geg gei gem gen ger ges gfd gfe gff gfi gfm gfr gfs ggd ggg ggi ggm ggn ggr ggs gid gie gif gig gii gim gin gir gis gmd gme gmf gmg gmi gmm gmn gmr gms gnd gne gnf gni gnm gnn gnr gns grd gre grf grg gri grm grn grr grs gsd gse gsf gsg gsi gsm gsn gsr gss i-d i-f idd ide idf idg idi idm idn idr ids ie- ied iee ief ieg iei iem ien ier ies ifd ife iff ifg ifi ifm ifn ifr ifs igd ige igf igg igi igm ign igr igs iid iie iif iii iim iin iir iis im- imd ime imf img imi imm imn ims in- ind ine inf ing ini inm inn inr ins ir- ird ire irf irg iri irm irn irr irs is- isd ise isf isg isi ism isn isr iss m-f m-r mdd mde mdf mdg mdi mdm mdn mdr mds med mee mef meg mei mem men mer mes mfd mfe mff mfg mfi mfm mfn mfr mfs mgd mge mgf mgi mgm mgn mgr mgs mi- mid mie mif mig mii mim min mir mis mmd mme mmf mmg mmi mmm mmn mmr mms mne mnf mng mni mnm mnn mnr mns mrd mre mrf mrg mri mrm mrn mrr mrs msd mse msf msg msi msm msn msr mss n-i ndd nde ndf ndg ndi ndm ndn ndr nds ne- ned nee nef neg nei nem nen ner nes nfd nfe nff nfi nfn nfr nfs ngd nge ngf ngg ngi ngm ngn ngs nid nie nif nig nii nim nin nir nis nmd nme nmg nmi nmm nmn nmr nms nne nnf nng nni nnm nnn nns nrd nre nrf nrg nri nrm nrn nrr nrs nsd nse nsf nsg nsi nsm nsn nsr nss rdd rde rdf rdg rdi rdm rdn rdr rds re- red ree ref reg rei rem ren rer res rfd rfe rff rfg rfi rfm rfn rfr rfs rgd rge rgf rgg rgi rgn rgr rgs rid rie rif rig rii rim rin rir ris rmd rme rmf rmg rmi rmm rmn rmr rms rnd rng rni rnm rnn rnr rns rrd rrf rrg rri rrm rrn rrr rrs rsd rse rsf rsg rsi rsm rsn rsr rss sdd sde sdf sdg sdi sdm sdn sdr sds se- sed see sef seg sei sem sen ser ses sfd sfe sff sfg sfi sfm sfn sfr sfs sgd sge sgf sgg sgi sgm sgn sgr sgs sid sie sif sig sii sim sin sir sis smd sme smf smg smi smm smn smr sms snd sne snf sng sni snm snn snr sns sr- srd sre srf srg sri srm srn srr srs ss- ssd sse ssf ssg ssi ssm ssn ssr sss