-er a-a a-t aaa aad aae aag aam aar aat ad- ada add ade adg adm adr adt aea aed aee aeg aem aer aet ag- aga agd age agg agm agr agt ama amd ame amg amm amr amt ar- ara ard are arg arm arr art at- ata atd ate atg atm atr att daa dad dae dag dam dar dat dda ddd dde ddg ddm ddr ddt de- dea ded dee deg dem der det dga dgd dge dgg dgm dgr dgt dma dmd dme dmg dmm dmr dmt dra drd dre drg drm drr drt dta dtd dte dtg dtm dtr dtt eaa ead eae eag eam ear eat ed- eda edd ede edg edm edr edt eea eed eee eeg eem eer eet ega egd ege egg egm egr egt em- ema emd eme emg emm emr emt era erd ere erg erm err ert eta etd ete etg etm etr ett g-d gaa gad gae gag gam gar gat gda gdd gde gdm gdr gdt ge- gea ged gee geg gem ger get gga ggd ggg ggm ggr ggt gma gmd gme gmg gmm gmr gmt gra grd gre grg grm grr grt gta gtd gte gtg gtm gtr gtt m-r maa mad mae mag mam mar mat mda mdd mde mdg mdm mdr mdt mea med mee meg mem mer met mga mgd mge mgm mgr mgt mma mmd mme mmg mmm mmr mmt mra mrd mre mrg mrm mrr mrt mta mtd mte mtg mtm mtr mtt ra- raa rad rae rag ram rar rat rda rdd rde rdg rdm rdr rdt re- rea red ree reg rem rer ret rga rgd rge rgg rgr rgt rma rmd rme rmg rmm rmr rmt rra rrd rrg rrm rrr rrt rta rtd rte rtg rtm rtr rtt taa tad tae tag tam tar tat tda tdd tde tdg tdm tdr tdt te- tea ted tee teg tem ter tet tga tge tgg tgm tgr tgt tma tmd tme tmg tmm tmr tmt tra trd tre trg trm trr trt tta ttd tte ttg ttm ttr ttt