-er ddd dde ddl ddm ddn ddr ddu de- ded dee del dem den der deu dl- dld dle dll dlm dlr dlu dmd dme dml dmm dmn dmr dmu dnd dne dnl dnm dnn dnr drd dre drl drm drn drr dru dud due dul dum dun dur ed- edd ede edl edm edn edr edu eed eee eel eem een eer eld ele ell elm eln elr elu em- emd eme eml emm emn emr emu en- end ene enl enm enn enr enu erd ere erl erm ern err eru eu- eud eue eul eun eur ldd lde ldl ldm ldn ldr ldu led lee lel lem len ler leu lld lle lll llm lln llr llu lmd lme lml lmm lmn lmr lmu lnd lne lnl lnm lnn lnr lnu lrd lrm lrn lrr lru lud lue lul lum lun lur luu m-r mdd mde mdl mdm mdn mdr mdu med mee mel mem men mer meu mld mle mll mlm mln mlr mlu mmd mme mml mmm mmn mmr mmu mne mnl mnm mnn mnr mnu mrd mre mrl mrm mrn mrr mru mud mue mul mum mun mur muu ndd nde ndl ndm ndn ndr ndu ne- ned nee nel nem nen ner neu nld nle nll nlm nln nlr nlu nmd nme nml nmm nmn nmr nmu nne nnl nnm nnn nnu nrd nre nrl nrm nrn nrr nru nud nue nul num nun nur nuu rdd rde rdl rdm rdn rdr rdu re- red ree rel rem ren rer reu rld rle rll rlm rln rlr rlu rmd rme rml rmm rmn rmr rnd rnm rnn rnr rnu rrd rrl rrm rrn rrr rru rud rue rum run rur ruu udd ude udl udm udn udr udu ued uee uel uem uen uer uld ule ull ulm uln ulr ulu um- umd ume uml umm umn umr umu un- und une unl unm unn unr unu ur- urd ure url urm urn urr uru uue uum uun uur uuu