-er -ol ddd dde ddi ddl ddn ddo ddr ddx de- ded dee dei del den deo der dex di- did die dii dil din dio dir dix dl- dld dle dli dll dlo dlr dlx dnd dne dni dnl dnn dno dnr dod doe doi dol don doo dor dox drd dre dri drl drn dro drr drx dxd dxi dxl dxn dxo dxr dxx ed- edd ede edi edl edn edo edr edx eed eee eel een eeo eer eex eid eie eii eil ein eio eir eix eld ele eli ell eln elo elr elx en- end ene eni enl enn eno enr eo- eod eoe eoi eol eon eoo eor erd ere eri erl ern ero err ex- exd exe exi exl exo exr exx i-d idd ide idi idl idn ido idr idx ie- ied iee iei iel ien ier iex iid iie iii iil iin iio iir iix il- ild ile ili ill iln ilo ilr ilx in- ind ine ini inl inn ino inr inx io- iod ioe ioi iol ion ioo ior ir- ird ire iri irl irn iro irr irx ixe ixi ixl ixn ldd lde ldi ldl ldn ldo ldr led lee lei lel len leo ler lex lid lie lii lil lin lio lir lix lld lle lli lll lln llo llr lnd lne lni lnl lnn lno lnr lod loe loi lol lon loo lor lox lrd lri lrn lro lrr lxd lxi lxo lxr lxx n-i ndd nde ndi ndl ndn ndo ndr ne- ned nee nei nel nen neo ner nex nid nie nii nil nin nio nir nix nld nle nli nll nln nlo nlr nlx nne nni nnl nnn nno no- nod noe noi nol non noo nor nox nrd nre nri nrl nrn nro nrr nrx nxd nxl o-i odd ode odi odl odn odo odr oed oee oei oel oen oeo oer oex oid oie oii oil oin oio oir old ole oli oll oln olo on- ond one oni onl onn ono onr onx oo- ood ooi ool oon ooo oor oox or- ord ore ori orl orn oro orr orx ox- oxi oxn oxo oxx rdd rde rdi rdl rdn rdo rdr rdx re- red ree rei rel ren reo rer rex rid rie rii ril rin rio rir rix rld rle rli rll rln rlo rlr rnd rni rnn rno rnr rod roe roi rol ron roo ror rox rrd rri rrl rrn rrr rxr xde xdi xdr xed xee xel xen xer xex xie xii xin xio xix xld xli xlr xno xod xoi xon xoo xor xox xrd xrx xxi xxl xxo xxx