-er -ol ddd dde ddl ddn ddo ddr ddt de- ded dee del den deo der det dl- dld dle dll dlo dlr dlt dnd dne dnl dnn dno dnr dnt dod doe dol don doo dor dot drd dre drl drn dro drr drt dtd dte dtl dtn dto dtr dtt ed- edd ede edl edn edo edr edt eed eee eel een eeo eer eet eld ele ell eln elo elr elt en- end ene enl enn eno enr ent eo- eod eoe eol eon eoo eor eot erd ere erl ern ero err ert etd ete etl etn eto etr ett ldd lde ldl ldn ldo ldr ldt led lee lel len leo ler let lld lle lll lln llo llr llt lnd lne lnl lnn lno lnr lnt lod loe lol lon loo lor lot lrd lrn lro lrr lrt ltd lte ltl lto ltr ltt ndd nde ndl ndn ndo ndr ndt ne- ned nee nel nen neo ner net nld nle nll nln nlo nlr nlt nne nnl nnn nno nnt no- nod noe nol non noo nor not nrd nre nrl nrn nro nrr nrt ntd nte ntn nto ntr ntt odd ode odl odn odo odr odt oed oee oel oen oeo oer oet old ole oll oln olo olt on- ond one onl onn ono onr ont oo- ood ool oon ooo oor oot or- ord ore orl orn oro orr ort ot- otd ote otl otn oto otr ott rdd rde rdl rdn rdo rdr rdt re- red ree rel ren reo rer ret rld rle rll rln rlo rlr rlt rnd rnn rno rnr rnt rod roe rol ron roo ror rot rrd rrl rrn rrr rrt rtd rte rtl rtn rto rtr rtt tdd tde tdl tdn tdo tdr tdt te- ted tee tel ten teo ter tet tld tle tll tln tlo tlr tlt tnd tne tnl tnn tno tnr tnt to- tod toe tol ton too tor tot trd tre trl trn tro trr trt ttd tte ttl ttn tto ttr ttt