-er ddd dde ddm ddn ddo ddr ddt de- ded dee dem den deo der det dmd dme dmm dmn dmo dmr dmt dnd dne dnm dnn dno dnr dnt dod doe dom don doo dor dot drd dre drm drn dro drr drt dtd dte dtm dtn dto dtr dtt ed- edd ede edm edn edo edr edt eed eee eem een eeo eer eet em- emd eme emm emn emo emr emt en- end ene enm enn eno enr ent eo- eod eoe eom eon eoo eor eot erd ere erm ern ero err ert etd ete etm etn eto etr ett m-o m-r mdd mde mdm mdn mdo mdr mdt med mee mem men meo mer met mmd mme mmm mmn mmo mmr mmt mne mnm mnn mno mnr mnt mod moe mom mon moo mor mot mrd mre mrm mrn mro mrr mrt mtd mte mtm mtn mto mtr mtt ndd nde ndm ndn ndo ndr ndt ne- ned nee nem nen neo ner net nmd nme nmm nmn nmo nmr nmt nne nnm nnn nno nnt no- nod noe nom non noo nor not nrd nre nrm nrn nro nrr nrt ntd nte ntm ntn nto ntr ntt odd ode odm odn odo odr odt oed oee oem oen oeo oer oet om- omd ome omm omn omo omr omt on- ond one onn ono onr ont oo- ood oom oon ooo oor oot or- ord ore orm orn oro orr ort ot- otd ote otm otn oto otr ott rdd rde rdm rdn rdo rdr rdt re- red ree rem ren reo rer ret rmd rme rmm rmn rmo rmr rmt rnd rnm rnn rno rnr rnt rod roe rom ron roo ror rot rrd rrm rrn rrr rrt rtd rte rtm rtn rto rtr rtt tdd tde tdm tdn tdo tdr tdt te- ted tee tem ten teo ter tet tmd tme tmm tmn tmo tmr tmt tnd tne tnm tnn tno tnr tnt to- tod toe tom ton too tor tot trd tre trm trn tro trr trt ttd tte ttm ttn tto ttr ttt