-er a-a a-t aaa aad aae aam aar aat ad- ada add ade adm adr adt aea aed aee aem aer aet ama amd ame amm amr amt ar- ara ard are arm arr art at- ata atd ate atm atr att daa dad dae dam dar dat dda ddd dde ddm ddr ddt de- dea ded dee dem der det dma dmd dme dmm dmr dmt dra drd dre drm drr drt dta dtd dte dtm dtr dtt eaa ead eae eam ear eat ed- eda edd ede edm edr edt eea eed eee eem eer eet em- ema emd eme emm emr emt era erd ere erm err ert eta etd ete etm etr ett m-r maa mad mae mam mar mat mda mdd mde mdm mdr mdt mea med mee mem mer met mma mmd mme mmm mmr mmt mra mrd mre mrm mrr mrt mta mtd mte mtm mtr mtt ra- raa rad rae ram rar rat rda rdd rde rdm rdr rdt re- rea red ree rem rer ret rma rmd rme rmm rmr rmt rra rrd rrm rrr rrt rta rtd rte rtm rtr rtt taa tad tae tam tar tat tda tdd tde tdm tdr tdt te- tea ted tee tem ter tet tma tmd tme tmm tmr tmt tra trd tre trm trr trt tta ttd tte ttm ttr ttt