-er a-a aaa aad aae aam aao aar ad- ada add ade adm ado adr aea aed aee aem aeo aer ama amd ame amm amo amr aoa aod aoe aom aoo aor ar- ara ard are arm aro arr daa dad dae dam dao dar dda ddd dde ddm ddo ddr de- dea ded dee dem deo der dma dmd dme dmm dmo dmr doa dod doe dom doo dor dra drd dre drm dro drr eaa ead eae eam eao ear ed- eda edd ede edm edo edr eea eed eee eem eeo eer em- ema emd eme emm emo emr eo- eoa eod eoe eom eoo eor era erd ere erm ero err m-o m-r maa mad mae mam mao mar mda mdd mde mdm mdo mdr mea med mee mem meo mer mma mmd mme mmm mmo mmr moa mod moe mom moo mor mra mrd mre mrm mro mrr oaa oad oae oam oao oar oda odd ode odm odo odr oea oed oee oem oeo oer om- oma omd ome omm omo omr oo- ooa ood oom ooo oor or- ora ord ore orm oro orr ra- raa rad rae ram rao rar rda rdd rde rdm rdo rdr re- rea red ree rem reo rer rma rmd rme rmm rmo rmr roa rod roe rom roo ror rra rrd rrm rrr