-er ddd dde ddg ddm ddr dds de- ded dee deg dem der des dgd dge dgg dgm dgr dgs dmd dme dmg dmm dmr dms drd dre drg drm drr drs dsd dse dsg dsm dsr dss ed- edd ede edg edm edr eds eed eee eeg eem eer ees egd ege egg egm egr egs em- emd eme emg emm emr ems erd ere erg erm err ers es- esd ese esg esm esr ess g-d gdd gde gdm gdr gds ge- ged gee geg gem ger ges ggd ggg ggm ggr ggs gmd gme gmg gmm gmr gms grd gre grg grm grr grs gsd gse gsg gsm gsr gss m-r mdd mde mdg mdm mdr mds med mee meg mem mer mes mgd mge mgm mgr mgs mmd mme mmg mmm mmr mms mrd mre mrg mrm mrr mrs msd mse msg msm msr mss rdd rde rdg rdm rdr rds re- red ree reg rem rer res rgd rge rgg rgr rgs rmd rme rmg rmm rmr rms rrd rrg rrm rrr rrs rsd rse rsg rsm rsr rss sdd sde sdg sdm sdr sds se- sed see seg sem ser ses sgd sge sgg sgm sgr sgs smd sme smg smm smr sms sr- srd sre srg srm srr srs ss- ssd sse ssg ssm ssr sss