-er ddd dde ddi ddm ddo ddr ddt de- ded dee dei dem deo der det di- did die dii dim dio dir dit dmd dme dmi dmm dmo dmr dmt dod doe doi dom doo dor dot drd dre dri drm dro drr drt dtd dte dti dtm dto dtr dtt ed- edd ede edi edm edo edr edt eed eee eem eeo eer eet eid eie eii eim eio eir eit em- emd eme emi emm emo emr emt eo- eod eoe eoi eom eoo eor eot erd ere eri erm ero err ert etd ete eti etm eto etr ett i-d idd ide idi idm ido idr idt ie- ied iee iei iem ier iet iid iie iii iim iio iir iit im- imd ime imi imm imo imt io- iod ioe ioi iom ioo ior iot ir- ird ire iri irm iro irr irt itd ite iti itm ito itt m-o m-r mdd mde mdi mdm mdo mdr mdt med mee mei mem meo mer met mi- mid mie mii mim mio mir mit mmd mme mmi mmm mmo mmr mmt mod moe moi mom moo mor mot mrd mre mri mrm mro mrr mrt mtd mte mti mtm mto mtr mtt o-i odd ode odi odm odo odr odt oed oee oei oem oeo oer oet oid oie oii oim oio oir oit om- omd ome omi omm omo omr omt oo- ood ooi oom ooo oor oot or- ord ore ori orm oro orr ort ot- otd ote oti otm oto otr ott rdd rde rdi rdm rdo rdr rdt re- red ree rei rem reo rer ret rid rie rii rim rio rir rit rmd rme rmi rmm rmo rmr rmt rod roe roi rom roo ror rot rrd rri rrm rrr rrt rtd rte rti rtm rto rtr rtt tdd tde tdi tdm tdo tdr tdt te- ted tee tei tem teo ter tet tid tie tii tim tio tir tit tmd tme tmi tmm tmo tmr tmt to- tod toe toi tom too tor tot trd tre tri trm tro trr trt ttd tte tti ttm tto ttr ttt