-er ddd dde ddf ddl ddn ddr dds ddz de- ded dee def del den der des dez dfd dfe dff dfl dfn dfr dfs dfz dl- dld dle dlf dll dlr dls dnd dne dnf dnl dnn dnr dns dnz drd dre drl drn drr drs drz dsd dse dsf dsl dsn dsr dss dsz dzd dze dzr dzs ed- edd ede edf edl edn edr eds eed eee eef eel een eer ees ef- efd efe eff efl efr efs eld ele elf ell eln elr els elz en- end ene enf enl enn enr ens enz erd ere erf erl ern err ers erz es- esd ese esf esl esn esr ess eze ezf ezr ezs ezz fdd fde fdf fdl fdn fdr fds fed fee fef fel fen fer fes fez ffd ffe fff ffl ffn ffr ffs ffz fld fle flf fll fln flr fls fnd fne fnf fnl fnn fnr fns fnz frd fre frf frl frn frr frs fsd fse fsf fsl fsn fsr fss fzd ldd lde ldf ldl ldn ldr lds led lee lef lel len ler les lez lfd lfe lff lfl lfn lfr lfs lld lle llf lll lln llr lls llz lnd lne lnl lnn lnr lns lrd lrf lrn lrr lrs lrz lsd lse lsf lsl lsn lsr lss lsz lzr lzs ndd nde ndf ndl ndn ndr nds ne- ned nee nef nel nen ner nes nez nfd nfe nff nfl nfn nfr nfs nld nle nlf nll nln nlr nls nlz nne nnf nnl nnn nns nnz nrd nre nrf nrl nrn nrr nrs nrz nsd nse nsf nsl nsn nsr nss nsz nzd nze nzf nzs nzz rdd rde rdf rdl rdn rdr rds re- red ree ref rel ren rer res rez rfd rfe rff rfl rfn rfr rfs rfz rld rle rlf rll rln rlr rls rnd rnn rnr rns rnz rrd rrf rrl rrn rrr rrs rsd rse rsf rsl rsn rsr rss rze sdd sde sdf sdl sdn sdr sds sdz se- sed see sef sel sen ser ses sez sfd sfe sff sfl sfn sfr sfs sfz sld sle slf sll sln slr sls snd sne snf snl snn snr sns sr- srd sre srf srl srn srr srs ss- ssd sse ssf ssl ssn ssr sss ssz szd sze szl szr zdf zds zed zee zef zel zen zer zes zez zfd zfn zfr zfs zlr znd zne znn zns zrl zrs zse zsl zsz zzr zzs zzz