-er ddd dde ddg ddi ddl ddp ddr dds de- ded dee deg dei del dep der des dev dgd dge dgg dgi dgl dgp dgr dgs di- did die dig dii dil dip dir dis div dl- dld dle dlg dli dll dlp dlr dls dlv dpd dpe dpg dpi dpl dpp dpr dps dpv drd dre drg dri drl drp drr drs drv dsd dse dsg dsi dsl dsp dsr dss dsv dvd dve dvg dvi dvl dvp dvr dvs ed- edd ede edg edi edl edp edr eds eed eee eeg eel eep eer ees eev egd ege egg egi egl egp egr egs eid eie eig eii eil eip eir eis eiv eld ele elg eli ell elp elr els elv ep- epd epe epg epi epl epp epr eps erd ere erg eri erl erp err ers erv es- esd ese esg esi esl esp esr ess esv evd eve evg evi evl evp evr evs evv g-d g-p gdd gde gdi gdl gdp gdr gds gdv ge- ged gee geg gei gel gep ger ges gev ggd ggg ggi ggp ggr ggs ggv gid gie gig gii gil gip gir gis giv gld gle glg gli gll glp glr gls glv gpd gpe gpg gpi gpl gpp gpr gps grd gre grg gri grl grp grr grs grv gsd gse gsg gsi gsl gsp gsr gss gsv gvd gve gvg gvi gvl gvp gvr gvs i-d i-v idd ide idg idi idl idp idr ids idv ie- ied iee ieg iei iel iep ier ies iev igd ige igg igi igl igp igr igs iid iie iii iil iip iir iis il- ild ile ilg ili ill ilp ilr ils ilv ipd ipe ipg ipi ipl ipp ipr ips ipv ir- ird ire irg iri irl irp irr irs irv is- isd ise isg isi isl isp isr iss isv ivd ive ivg ivi ivl ivp ivr ivs ivv l-p ldd lde ldg ldi ldl ldp ldr lds ldv led lee leg lei lel lep ler les lev lgd lge lgg lgi lgl lgp lgr lgs lgv lid lie lig lii lil lip lir lis liv lld lle llg lli lll llp llr lls llv lpd lpe lpg lpi lpl lpp lpr lps lpv lrd lrg lri lrp lrr lrs lrv lsd lse lsg lsi lsl lsp lsr lss lsv lvd lve lvg lvi lvl lvp lvr lvs lvv p-p pdd pde pdg pdi pdl pdp pdr pds pdv ped pee peg pei pel pep per pes pev pgd pge pgg pgi pgl pgp pgr pgs pgv pid pie pig pii pil pip pir pis piv pld ple plg pli pll plp plr pls plv ppd ppe ppg ppi ppl ppp ppr pps ppv prd pre prg pri prl prp prr prs prv ps- psd pse psg psi psl psp psr pss psv pvd pve pvg pvi pvl pvp pvr pvs pvv rdd rde rdg rdi rdl rdp rdr rds rdv re- red ree reg rei rel rep rer res rev rgd rge rgg rgi rgp rgr rgs rgv rid rie rig rii ril rip rir ris riv rld rle rlg rli rll rlp rlr rls rpd rpe rpg rpi rpl rpp rpr rps rpv rrd rrg rri rrl rrp rrr rrs rsd rse rsg rsi rsl rsp rsr rss rsv rvd rve rvg rvi rvl rvp rvr rvs rvv sdd sde sdg sdi sdl sdp sdr sds sdv se- sed see seg sei sel sep ser ses sev sgd sge sgg sgi sgl sgp sgr sgs sgv sid sie sig sii sil sip sir sis siv sld sle slg sli sll slp slr sls slv spd spe spg spi spl spp spr sps spv sr- srd sre srg sri srl srp srr srs srv ss- ssd sse ssg ssi ssl ssp ssr sss ssv svd sve svg svi svl svp svr svs svv v-e vdd vde vdg vdi vdl vdp vdr vds vdv ved vee veg vei vel vep ver ves vgg vgl vgp vgr vgs vi- vid vie vig vii vil vip vir vis viv vl- vld vle vll vlp vls vlv vpd vpe vpg vpi vpl vpp vpr vps vrd vre vrg vri vrp vrr vrs vsd vse vsg vsi vsl vsp vsr vss vsv vvg vvi vvr vvs vvv