-er -ol ddd dde ddl ddm ddo ddr de- ded dee del dem deo der dl- dld dle dll dlm dlo dlr dmd dme dml dmm dmo dmr dod doe dol dom doo dor drd dre drl drm dro drr ed- edd ede edl edm edo edr eed eee eel eem eeo eer eld ele ell elm elo elr em- emd eme eml emm emo emr eo- eod eoe eol eom eoo eor erd ere erl erm ero err ldd lde ldl ldm ldo ldr led lee lel lem leo ler lld lle lll llm llo llr lmd lme lml lmm lmo lmr lod loe lol lom loo lor lrd lrm lro lrr m-o m-r mdd mde mdl mdm mdo mdr med mee mel mem meo mer mld mle mll mlm mlo mlr mmd mme mml mmm mmo mmr mod moe mol mom moo mor mrd mre mrl mrm mro mrr odd ode odl odm odo odr oed oee oel oem oeo oer old ole oll olm olo om- omd ome oml omm omo omr oo- ood ool oom ooo oor or- ord ore orl orm oro orr rdd rde rdl rdm rdo rdr re- red ree rel rem reo rer rld rle rll rlm rlo rlr rmd rme rml rmm rmo rmr rod roe rol rom roo ror rrd rrl rrm rrr