-er a-a aaa aad aae aag aam aar ad- ada add ade adg adm adr aea aed aee aeg aem aer ag- aga agd age agg agm agr ama amd ame amg amm amr ar- ara ard are arg arm arr daa dad dae dag dam dar dda ddd dde ddg ddm ddr de- dea ded dee deg dem der dga dgd dge dgg dgm dgr dma dmd dme dmg dmm dmr dra drd dre drg drm drr eaa ead eae eag eam ear ed- eda edd ede edg edm edr eea eed eee eeg eem eer ega egd ege egg egm egr em- ema emd eme emg emm emr era erd ere erg erm err g-d gaa gad gae gag gam gar gda gdd gde gdm gdr ge- gea ged gee geg gem ger gga ggd ggg ggm ggr gma gmd gme gmg gmm gmr gra grd gre grg grm grr m-r maa mad mae mag mam mar mda mdd mde mdg mdm mdr mea med mee meg mem mer mga mgd mge mgm mgr mma mmd mme mmg mmm mmr mra mrd mre mrg mrm mrr ra- raa rad rae rag ram rar rda rdd rde rdg rdm rdr re- rea red ree reg rem rer rga rgd rge rgg rgr rma rmd rme rmg rmm rmr rra rrd rrg rrm rrr