-er -ol ddd dde ddf ddi ddl ddn ddo ddp ddr de- ded dee def dei del den deo dep der dfd dfe dff dfi dfl dfn dfo dfp dfr di- did die dif dii dil din dio dip dir dl- dld dle dlf dli dll dlo dlp dlr dnd dne dnf dni dnl dnn dno dnp dnr dod doe dof doi dol don doo dop dor dpd dpe dpf dpi dpl dpn dpo dpp dpr drd dre dri drl drn dro drp drr ed- edd ede edf edi edl edn edo edp edr eed eee eef eel een eeo eep eer ef- efd efe eff efi efl efo efp efr eid eie eif eii eil ein eio eip eir eld ele elf eli ell eln elo elp elr en- end ene enf eni enl enn eno enp enr eo- eod eoe eof eoi eol eon eoo eop eor ep- epd epe epf epi epl epn epo epp epr erd ere erf eri erl ern ero erp err fdd fde fdf fdi fdl fdn fdo fdp fdr fed fee fef fei fel fen feo fep fer ffd ffe fff ffi ffl ffn ffo ffp ffr fid fie fif fii fil fin fip fir fld fle flf fli fll fln flo flp flr fnd fne fnf fni fnl fnn fnp fnr foe fof foi fol fon foo fop for fpd fpe fpi fpl fpn fpo fpp fpr frd fre frf fri frl frn fro frp frr i-d i-f idd ide idf idi idl idn ido idp idr ie- ied iee ief iei iel ien iep ier ifd ife iff ifi ifl ifn ifo ifp ifr iid iie iif iii iil iin iio iip iir il- ild ile ilf ili ill iln ilo ilp ilr in- ind ine inf ini inl inn ino inp inr io- iod ioe iof ioi iol ion ioo iop ior ipd ipe ipf ipi ipl ipn ipo ipp ipr ir- ird ire irf iri irl irn iro irp irr l-p ldd lde ldf ldi ldl ldn ldo ldp ldr led lee lef lei lel len leo lep ler lfd lfe lff lfi lfl lfn lfo lfp lfr lid lie lif lii lil lin lio lip lir lld lle llf lli lll lln llo llp llr lnd lne lni lnl lnn lno lnp lnr lod loe lof loi lol lon loo lop lor lpd lpe lpf lpi lpl lpn lpo lpp lpr lrd lrf lri lrn lro lrp lrr n-i ndd nde ndf ndi ndl ndn ndo ndp ndr ne- ned nee nef nei nel nen neo nep ner nfd nfe nff nfi nfl nfn nfo nfp nfr nid nie nif nii nil nin nio nip nir nld nle nlf nli nll nln nlo nlp nlr nne nnf nni nnl nnn nno nnp no- nod noe nof noi nol non noo nop nor npd npe npf npi npl npn npo npp npr nrd nre nrf nri nrl nrn nro nrp nrr o-i odd ode odf odi odl odn odo odp odr oed oee oef oei oel oen oeo oep oer of- ofd ofe off ofi ofl ofn ofo ofp ofr oid oie oif oii oil oin oio oip oir old ole olf oli oll oln olo olp on- ond one onf oni onl onn ono onp onr oo- ood oof ooi ool oon ooo oop oor op- opd ope opf opi opl opn opo opp opr or- ord ore orf ori orl orn oro orp orr p-p pdd pde pdf pdi pdl pdn pdo pdp pdr ped pee pef pei pel pen peo pep per pfd pfe pff pfi pfl pfn pfo pfp pfr pid pie pif pii pil pin pio pip pir pld ple plf pli pll pln plo plp plr pn- pnd pne pnf pni pnl pnn pno pnp pnr pod poe pof poi pol pon poo pop por ppd ppe ppf ppi ppl ppn ppo ppp ppr prd pre prf pri prl prn pro prp prr rdd rde rdf rdi rdl rdn rdo rdp rdr re- red ree ref rei rel ren reo rep rer rfd rfe rff rfi rfl rfn rfo rfp rfr rid rie rif rii ril rin rio rip rir rld rle rlf rli rll rln rlo rlp rlr rnd rni rnn rno rnp rnr rod roe rof roi rol ron roo rop ror rpd rpe rpf rpi rpl rpn rpo rpp rpr rrd rrf rri rrl rrn rrp rrr