-er -ol ddd dde ddl ddm ddo ddr ddt de- ded dee del dem deo der det dl- dld dle dll dlm dlo dlr dlt dmd dme dml dmm dmo dmr dmt dod doe dol dom doo dor dot drd dre drl drm dro drr drt dtd dte dtl dtm dto dtr dtt ed- edd ede edl edm edo edr edt eed eee eel eem eeo eer eet eld ele ell elm elo elr elt em- emd eme eml emm emo emr emt eo- eod eoe eol eom eoo eor eot erd ere erl erm ero err ert etd ete etl etm eto etr ett ldd lde ldl ldm ldo ldr ldt led lee lel lem leo ler let lld lle lll llm llo llr llt lmd lme lml lmm lmo lmr lmt lod loe lol lom loo lor lot lrd lrm lro lrr lrt ltd lte ltl ltm lto ltr ltt m-o m-r mdd mde mdl mdm mdo mdr mdt med mee mel mem meo mer met mld mle mll mlm mlo mlr mlt mmd mme mml mmm mmo mmr mmt mod moe mol mom moo mor mot mrd mre mrl mrm mro mrr mrt mtd mte mtl mtm mto mtr mtt odd ode odl odm odo odr odt oed oee oel oem oeo oer oet old ole oll olm olo olt om- omd ome oml omm omo omr omt oo- ood ool oom ooo oor oot or- ord ore orl orm oro orr ort ot- otd ote otl otm oto otr ott rdd rde rdl rdm rdo rdr rdt re- red ree rel rem reo rer ret rld rle rll rlm rlo rlr rlt rmd rme rml rmm rmo rmr rmt rod roe rol rom roo ror rot rrd rrl rrm rrr rrt rtd rte rtl rtm rto rtr rtt tdd tde tdl tdm tdo tdr tdt te- ted tee tel tem teo ter tet tld tle tll tlm tlo tlr tlt tmd tme tml tmm tmo tmr tmt to- tod toe tol tom too tor tot trd tre trl trm tro trr trt ttd tte ttl ttm tto ttr ttt