-er ddd dde ddf ddg ddm ddn ddo ddr dds de- ded dee def deg dem den deo der des dfd dfe dff dfg dfm dfn dfo dfr dfs dgd dge dgf dgg dgm dgn dgr dgs dmd dme dmf dmg dmm dmn dmo dmr dms dnd dne dnf dng dnm dnn dno dnr dns dod doe dof dog dom don doo dor dos drd dre drg drm drn dro drr drs dsd dse dsf dsg dsm dsn dso dsr dss ed- edd ede edf edg edm edn edo edr eds eed eee eef eeg eem een eeo eer ees ef- efd efe eff efg efm efo efr efs egd ege egf egg egm egn ego egr egs em- emd eme emf emg emm emn emo emr ems en- end ene enf eng enm enn eno enr ens eo- eod eoe eof eog eom eon eoo eor eos erd ere erf erg erm ern ero err ers es- esd ese esf esg esm esn eso esr ess fdd fde fdf fdg fdm fdn fdo fdr fds fed fee fef feg fem fen feo fer fes ffd ffe fff ffg ffm ffn ffo ffr ffs fgd fge fgf fgg fgm fgn fgr fgs fmd fme fmf fmg fmm fmn fmo fmr fms fnd fne fnf fng fnm fnn fnr fns foe fof fog fom fon foo for fos frd fre frf frg frm frn fro frr frs fsd fse fsf fsg fsm fsn fso fsr fss g-d gdd gde gdf gdm gdn gdo gdr gds ge- ged gee gef geg gem gen geo ger ges gfd gfe gff gfm gfo gfr gfs ggd ggg ggm ggn ggo ggr ggs gmd gme gmf gmg gmm gmn gmo gmr gms gnd gne gnf gnm gnn gno gnr gns god goe gof gog gom gon goo gor gos grd gre grf grg grm grn gro grr grs gsd gse gsf gsg gsm gsn gso gsr gss m-f m-o m-r mdd mde mdf mdg mdm mdn mdo mdr mds med mee mef meg mem men meo mer mes mfd mfe mff mfg mfm mfn mfo mfr mfs mgd mge mgf mgm mgn mgo mgr mgs mmd mme mmf mmg mmm mmn mmo mmr mms mne mnf mng mnm mnn mno mnr mns mod moe mof mog mom mon moo mor mos mrd mre mrf mrg mrm mrn mro mrr mrs msd mse msf msg msm msn mso msr mss ndd nde ndf ndg ndm ndn ndo ndr nds ne- ned nee nef neg nem nen neo ner nes nfd nfe nff nfn nfo nfr nfs ngd nge ngf ngg ngm ngn ngo ngs nmd nme nmg nmm nmn nmo nmr nms nne nnf nng nnm nnn nno nns no- nod noe nof nog nom non noo nor nos nrd nre nrf nrg nrm nrn nro nrr nrs nsd nse nsf nsg nsm nsn nso nsr nss odd ode odf odg odm odn odo odr ods oed oee oef oeg oem oen oeo oer oes of- ofd ofe off ofg ofm ofn ofo ofr ofs ogd oge ogf ogg ogn ogo ogs om- omd ome omf omg omm omn omo omr oms on- ond one onf ong onn ono onr ons oo- ood oof oog oom oon ooo oor oos or- ord ore orf org orm orn oro orr ors os- osd ose osf osg osm osn oso osr oss rdd rde rdf rdg rdm rdn rdo rdr rds re- red ree ref reg rem ren reo rer res rfd rfe rff rfg rfm rfn rfo rfr rfs rgd rge rgf rgg rgn rgo rgr rgs rmd rme rmf rmg rmm rmn rmo rmr rms rnd rng rnm rnn rno rnr rns rod roe rof rog rom ron roo ror ros rrd rrf rrg rrm rrn rrr rrs rsd rse rsf rsg rsm rsn rso rsr rss sdd sde sdf sdg sdm sdn sdo sdr sds se- sed see sef seg sem sen seo ser ses sfd sfe sff sfg sfm sfn sfo sfr sfs sgd sge sgf sgg sgm sgn sgo sgr sgs smd sme smf smg smm smn smo smr sms snd sne snf sng snm snn sno snr sns sod soe sof sog som son soo sor sos sr- srd sre srf srg srm srn sro srr srs ss- ssd sse ssf ssg ssm ssn sso ssr sss