-er -ol ddd dde ddg ddi ddl ddo ddr dds de- ded dee deg dei del deo der des dgd dge dgg dgi dgl dgr dgs di- did die dig dii dil dio dir dis dl- dld dle dlg dli dll dlo dlr dls dod doe dog doi dol doo dor dos drd dre drg dri drl dro drr drs dsd dse dsg dsi dsl dso dsr dss ed- edd ede edg edi edl edo edr eds eed eee eeg eel eeo eer ees egd ege egg egi egl ego egr egs eid eie eig eii eil eio eir eis eld ele elg eli ell elo elr els eo- eod eoe eog eoi eol eoo eor eos erd ere erg eri erl ero err ers es- esd ese esg esi esl eso esr ess g-d gdd gde gdi gdl gdo gdr gds ge- ged gee geg gei gel geo ger ges ggd ggg ggi ggo ggr ggs gid gie gig gii gil gio gir gis gld gle glg gli gll glo glr gls god goe gog goi gol goo gor gos grd gre grg gri grl gro grr grs gsd gse gsg gsi gsl gso gsr gss i-d idd ide idg idi idl ido idr ids ie- ied iee ieg iei iel ier ies igd ige igg igi igl igo igr igs iid iie iii iil iio iir iis il- ild ile ilg ili ill ilo ilr ils io- iod ioe iog ioi iol ioo ior ios ir- ird ire irg iri irl iro irr irs is- isd ise isg isi isl iso isr iss ldd lde ldg ldi ldl ldo ldr lds led lee leg lei lel leo ler les lgd lge lgg lgi lgl lgo lgr lgs lid lie lig lii lil lio lir lis lld lle llg lli lll llo llr lls lod loe log loi lol loo lor los lrd lrg lri lro lrr lrs lsd lse lsg lsi lsl lso lsr lss o-i odd ode odg odi odl odo odr ods oed oee oeg oei oel oeo oer oes ogd oge ogg ogi ogl ogo ogs oid oie oii oil oio oir ois old ole olg oli oll olo ols oo- ood oog ooi ool ooo oor oos or- ord ore org ori orl oro orr ors os- osd ose osg osi osl oso osr oss rdd rde rdg rdi rdl rdo rdr rds re- red ree reg rei rel reo rer res rgd rge rgg rgi rgo rgr rgs rid rie rig rii ril rio rir ris rld rle rlg rli rll rlo rlr rls rod roe rog roi rol roo ror ros rrd rrg rri rrl rrr rrs rsd rse rsg rsi rsl rso rsr rss sdd sde sdg sdi sdl sdo sdr sds se- sed see seg sei sel seo ser ses sgd sge sgg sgi sgl sgo sgr sgs sid sie sig sii sil sio sir sis sld sle slg sli sll slo slr sls sod soe sog soi sol soo sor sos sr- srd sre srg sri srl sro srr srs ss- ssd sse ssg ssi ssl sso ssr sss