-er ddd dde ddg ddi ddl ddn ddp ddr dds de- ded dee deg dei del den dep der des dgd dge dgg dgi dgl dgn dgp dgr dgs di- did die dig dii dil din dip dir dis dl- dld dle dlg dli dll dlp dlr dls dnd dne dng dni dnl dnn dnp dnr dns dpd dpe dpg dpi dpl dpn dpp dpr dps drd dre drg dri drl drn drp drr drs dsd dse dsg dsi dsl dsn dsp dsr dss ed- edd ede edg edi edl edn edp edr eds eed eee eeg eel een eep eer ees egd ege egg egi egl egn egp egr egs eid eie eig eii eil ein eip eir eis eld ele elg eli ell eln elp elr els en- end ene eng eni enl enn enp enr ens ep- epd epe epg epi epl epn epp epr eps erd ere erg eri erl ern erp err ers es- esd ese esg esi esl esn esp esr ess g-d g-p gdd gde gdi gdl gdn gdp gdr gds ge- ged gee geg gei gel gen gep ger ges ggd ggg ggi ggn ggp ggr ggs gid gie gig gii gil gin gip gir gis gld gle glg gli gll gln glp glr gls gnd gne gni gnl gnn gnp gnr gns gpd gpe gpg gpi gpl gpn gpp gpr gps grd gre grg gri grl grn grp grr grs gsd gse gsg gsi gsl gsn gsp gsr gss i-d idd ide idg idi idl idn idp idr ids ie- ied iee ieg iei iel ien iep ier ies igd ige igg igi igl ign igp igr igs iid iie iii iil iin iip iir iis il- ild ile ilg ili ill iln ilp ilr ils in- ind ine ing ini inl inn inp inr ins ipd ipe ipg ipi ipl ipn ipp ipr ips ir- ird ire irg iri irl irn irp irr irs is- isd ise isg isi isl isn isp isr iss l-p ldd lde ldg ldi ldl ldn ldp ldr lds led lee leg lei lel len lep ler les lgd lge lgg lgi lgl lgn lgp lgr lgs lid lie lig lii lil lin lip lir lis lld lle llg lli lll lln llp llr lls lnd lne lng lni lnl lnn lnp lnr lns lpd lpe lpg lpi lpl lpn lpp lpr lps lrd lrg lri lrn lrp lrr lrs lsd lse lsg lsi lsl lsn lsp lsr lss n-i ndd nde ndg ndi ndl ndn ndp ndr nds ne- ned nee neg nei nel nen nep ner nes ngd nge ngg ngi ngl ngn ngp ngs nid nie nig nii nil nin nip nir nis nld nle nlg nli nll nln nlp nlr nls nne nng nni nnl nnn nnp nns npd npe npg npi npl npn npp npr nps nrd nre nrg nri nrl nrn nrp nrr nrs nsd nse nsg nsi nsl nsn nsp nsr nss p-p pdd pde pdg pdi pdl pdn pdp pdr pds ped pee peg pei pel pen pep per pes pgd pge pgg pgi pgl pgn pgp pgr pgs pid pie pig pii pil pin pip pir pis pld ple plg pli pll pln plp plr pls pn- pnd pne png pni pnl pnn pnp pnr pns ppd ppe ppg ppi ppl ppn ppp ppr pps prd pre prg pri prl prn prp prr prs ps- psd pse psg psi psl psn psp psr pss rdd rde rdg rdi rdl rdn rdp rdr rds re- red ree reg rei rel ren rep rer res rgd rge rgg rgi rgn rgp rgr rgs rid rie rig rii ril rin rip rir ris rld rle rlg rli rll rln rlp rlr rls rnd rng rni rnn rnp rnr rns rpd rpe rpg rpi rpl rpn rpp rpr rps rrd rrg rri rrl rrn rrp rrr rrs rsd rse rsg rsi rsl rsn rsp rsr rss sdd sde sdg sdi sdl sdn sdp sdr sds se- sed see seg sei sel sen sep ser ses sgd sge sgg sgi sgl sgn sgp sgr sgs sid sie sig sii sil sin sip sir sis sld sle slg sli sll sln slp slr sls snd sne sng sni snl snn snp snr sns spd spe spg spi spl spn spp spr sps sr- srd sre srg sri srl srn srp srr srs ss- ssd sse ssg ssi ssl ssn ssp ssr sss