-er ddd dde ddf ddi ddk ddl ddm ddn ddr de- ded dee def dei dek del dem den der dfd dfe dff dfi dfk dfl dfm dfn dfr di- did die dif dii dik dil dim din dir dke dki dkk dkl dkm dkr dl- dld dle dlf dli dlk dll dlm dlr dmd dme dmf dmi dmk dml dmm dmn dmr dnd dne dnf dni dnk dnl dnm dnn dnr drd dre dri drk drl drm drn drr ed- edd ede edf edi edk edl edm edn edr eed eee eef eek eel eem een eer ef- efd efe eff efi efl efm efr eid eie eif eii eik eil eim ein eir ekd eke ekf eki ekl ekr eld ele elf eli elk ell elm eln elr em- emd eme emf emi emk eml emm emn emr en- end ene enf eni enk enl enm enn enr erd ere erf eri erk erl erm ern err fdd fde fdf fdi fdk fdl fdm fdn fdr fed fee fef fei fek fel fem fen fer ffd ffe fff ffi ffk ffl ffm ffn ffr fid fie fif fii fik fil fim fin fir fkf fki fkk fkl fkm fld fle flf fli fll flm fln flr fmd fme fmf fmi fml fmm fmn fmr fnd fne fnf fni fnk fnl fnm fnn fnr frd fre frf fri frk frl frm frn frr i-d i-f idd ide idf idi idk idl idm idn idr ie- ied iee ief iei iek iel iem ien ier ifd ife iff ifi ifl ifm ifn ifr iid iie iif iii iil iim iin iir ike ikf iki ikk ikl ikr il- ild ile ilf ili ilk ill ilm iln ilr im- imd ime imf imi iml imm imn in- ind ine inf ini ink inl inm inn inr ir- ird ire irf iri irk irl irm irn irr kde kdf kdk kdl kdm kdr ke- ked kee kef kei kek kel kem ken ker kfd kff kfi kfm kid kie kif kii kik kil kim kin kir kke kki kkk kkl kkm kkn kkr kl- kld klf kli klm klr kmd kme kmf kmi kmk kml kmm kn- knd kne knf kni knk knl knm knn knr krd krf kri krk krl krn krr ldd lde ldf ldi ldk ldl ldm ldn ldr led lee lef lei lek lel lem len ler lfd lfe lff lfi lfk lfl lfm lfn lfr lid lie lif lii lik lil lim lin lir lkl lkr lld lle llf lli llk lll llm lln llr lmd lme lmf lmi lmk lml lmm lmn lmr lnd lne lni lnk lnl lnm lnn lnr lrd lrf lri lrk lrm lrn lrr m-f m-r mdd mde mdf mdi mdk mdl mdm mdn mdr med mee mef mei mek mel mem men mer mfd mfe mff mfi mfl mfm mfn mfr mi- mid mie mif mii mik mil mim min mir mkd mke mkk mkl mkm mkn mkr mld mle mlf mli mlk mll mlm mln mlr mmd mme mmf mmi mmk mml mmm mmn mmr mne mnf mni mnk mnl mnm mnn mnr mrd mre mrf mri mrk mrl mrm mrn mrr n-i ndd nde ndf ndi ndk ndl ndm ndn ndr ne- ned nee nef nei nek nel nem nen ner nfd nfe nff nfi nfk nfl nfn nfr nid nie nif nii nik nil nim nin nir nke nkf nki nkk nkm nkn nkr nld nle nlf nli nlk nll nlm nln nlr nmd nme nmi nmk nml nmm nmn nmr nne nnf nni nnk nnl nnm nnn nrd nre nrf nri nrk nrl nrm nrn nrr rdd rde rdf rdi rdl rdm rdn rdr re- red ree ref rei rek rel rem ren rer rfd rfe rff rfi rfk rfl rfm rfn rfr rid rie rif rii rik ril rim rin rir rke rkf rkk rkm rld rle rlf rli rll rlm rln rlr rmd rme rmf rmi rml rmm rmn rmr rnd rni rnm rnn rnr rrd rrf rri rrk rrl rrm rrn rrr