-er -ol ddd dde ddg ddl ddo ddp ddr dds de- ded dee deg del deo dep der des dgd dge dgg dgl dgp dgr dgs dl- dld dle dlg dll dlo dlp dlr dls dod doe dog dol doo dop dor dos dpd dpe dpg dpl dpo dpp dpr dps drd dre drg drl dro drp drr drs dsd dse dsg dsl dso dsp dsr dss ed- edd ede edg edl edo edp edr eds eed eee eeg eel eeo eep eer ees egd ege egg egl ego egp egr egs eld ele elg ell elo elp elr els eo- eod eoe eog eol eoo eop eor eos ep- epd epe epg epl epo epp epr eps erd ere erg erl ero erp err ers es- esd ese esg esl eso esp esr ess g-d g-p gdd gde gdl gdo gdp gdr gds ge- ged gee geg gel geo gep ger ges ggd ggg ggo ggp ggr ggs gld gle glg gll glo glp glr gls god goe gog gol goo gop gor gos gpd gpe gpg gpl gpo gpp gpr gps grd gre grg grl gro grp grr grs gsd gse gsg gsl gso gsp gsr gss l-p ldd lde ldg ldl ldo ldp ldr lds led lee leg lel leo lep ler les lgd lge lgg lgl lgo lgp lgr lgs lld lle llg lll llo llp llr lls lod loe log lol loo lop lor los lpd lpe lpg lpl lpo lpp lpr lps lrd lrg lro lrp lrr lrs lsd lse lsg lsl lso lsp lsr lss odd ode odg odl odo odp odr ods oed oee oeg oel oeo oep oer oes ogd oge ogg ogl ogo ogp ogs old ole olg oll olo olp ols oo- ood oog ool ooo oop oor oos op- opd ope opg opl opo opp opr ops or- ord ore org orl oro orp orr ors os- osd ose osg osl oso osp osr oss p-p pdd pde pdg pdl pdo pdp pdr pds ped pee peg pel peo pep per pes pgd pge pgg pgl pgo pgp pgr pgs pld ple plg pll plo plp plr pls pod poe pog pol poo pop por pos ppd ppe ppg ppl ppo ppp ppr pps prd pre prg prl pro prp prr prs ps- psd pse psg psl pso psp psr pss rdd rde rdg rdl rdo rdp rdr rds re- red ree reg rel reo rep rer res rgd rge rgg rgo rgp rgr rgs rld rle rlg rll rlo rlp rlr rls rod roe rog rol roo rop ror ros rpd rpe rpg rpl rpo rpp rpr rps rrd rrg rrl rrp rrr rrs rsd rse rsg rsl rso rsp rsr rss sdd sde sdg sdl sdo sdp sdr sds se- sed see seg sel seo sep ser ses sgd sge sgg sgl sgo sgp sgr sgs sld sle slg sll slo slp slr sls sod soe sog sol soo sop sor sos spd spe spg spl spo spp spr sps sr- srd sre srg srl sro srp srr srs ss- ssd sse ssg ssl sso ssp ssr sss