-er -ol ddd dde ddf ddi ddl ddn ddo ddr ddt de- ded dee def dei del den deo der det dfd dfe dff dfi dfl dfn dfo dfr dft di- did die dif dii dil din dio dir dit dl- dld dle dlf dli dll dlo dlr dlt dnd dne dnf dni dnl dnn dno dnr dnt dod doe dof doi dol don doo dor dot drd dre dri drl drn dro drr drt dtd dte dtf dti dtl dtn dto dtr dtt ed- edd ede edf edi edl edn edo edr edt eed eee eef eel een eeo eer eet ef- efd efe eff efi efl efo efr eft eid eie eif eii eil ein eio eir eit eld ele elf eli ell eln elo elr elt en- end ene enf eni enl enn eno enr ent eo- eod eoe eof eoi eol eon eoo eor eot erd ere erf eri erl ern ero err ert etd ete etf eti etl etn eto etr ett fdd fde fdf fdi fdl fdn fdo fdr fdt fed fee fef fei fel fen feo fer fet ffd ffe fff ffi ffl ffn ffo ffr fft fid fie fif fii fil fin fir fit fld fle flf fli fll fln flo flr flt fnd fne fnf fni fnl fnn fnr fnt foe fof foi fol fon foo for fot frd fre frf fri frl frn fro frr frt ftd fte ftf fti ftl ftn fto ftr ftt i-d i-f idd ide idf idi idl idn ido idr idt ie- ied iee ief iei iel ien ier iet ifd ife iff ifi ifl ifn ifo ifr ift iid iie iif iii iil iin iio iir iit il- ild ile ilf ili ill iln ilo ilr ilt in- ind ine inf ini inl inn ino inr int io- iod ioe iof ioi iol ion ioo ior iot ir- ird ire irf iri irl irn iro irr irt itd ite itf iti itl itn ito itt ldd lde ldf ldi ldl ldn ldo ldr ldt led lee lef lei lel len leo ler let lfd lfe lff lfi lfl lfn lfo lfr lft lid lie lif lii lil lin lio lir lit lld lle llf lli lll lln llo llr llt lnd lne lni lnl lnn lno lnr lnt lod loe lof loi lol lon loo lor lot lrd lrf lri lrn lro lrr lrt ltd lte ltf lti ltl lto ltr ltt n-i ndd nde ndf ndi ndl ndn ndo ndr ndt ne- ned nee nef nei nel nen neo ner net nfd nfe nff nfi nfl nfn nfo nfr nft nid nie nif nii nil nin nio nir nit nld nle nlf nli nll nln nlo nlr nlt nne nnf nni nnl nnn nno nnt no- nod noe nof noi nol non noo nor not nrd nre nrf nri nrl nrn nro nrr nrt ntd nte ntf nti ntn nto ntr ntt o-i odd ode odf odi odl odn odo odr odt oed oee oef oei oel oen oeo oer oet of- ofd ofe off ofi ofl ofn ofo ofr oft oid oie oif oii oil oin oio oir oit old ole olf oli oll oln olo olt on- ond one onf oni onl onn ono onr ont oo- ood oof ooi ool oon ooo oor oot or- ord ore orf ori orl orn oro orr ort ot- otd ote otf oti otl otn oto otr ott rdd rde rdf rdi rdl rdn rdo rdr rdt re- red ree ref rei rel ren reo rer ret rfd rfe rff rfi rfl rfn rfo rfr rft rid rie rif rii ril rin rio rir rit rld rle rlf rli rll rln rlo rlr rlt rnd rni rnn rno rnr rnt rod roe rof roi rol ron roo ror rot rrd rrf rri rrl rrn rrr rrt rtd rte rtf rti rtl rtn rto rtr rtt tdd tde tdf tdi tdl tdn tdo tdr tdt te- ted tee tef tei tel ten teo ter tet tfd tfe tff tfi tfl tfn tfo tfr tft tid tie tif tii til tin tio tir tit tld tle tlf tli tll tln tlo tlr tlt tnd tne tnf tni tnl tnn tno tnr tnt to- tod toe tof toi tol ton too tor tot trd tre trf tri trl trn tro trr trt ttd tte ttf tti ttl ttn tto ttr ttt