-er -ol ddd dde ddg ddi ddl ddo ddr ddt de- ded dee deg dei del deo der det dgd dge dgg dgi dgl dgr dgt di- did die dig dii dil dio dir dit dl- dld dle dlg dli dll dlo dlr dlt dod doe dog doi dol doo dor dot drd dre drg dri drl dro drr drt dtd dte dtg dti dtl dto dtr dtt ed- edd ede edg edi edl edo edr edt eed eee eeg eel eeo eer eet egd ege egg egi egl ego egr egt eid eie eig eii eil eio eir eit eld ele elg eli ell elo elr elt eo- eod eoe eog eoi eol eoo eor eot erd ere erg eri erl ero err ert etd ete etg eti etl eto etr ett g-d gdd gde gdi gdl gdo gdr gdt ge- ged gee geg gei gel geo ger get ggd ggg ggi ggo ggr ggt gid gie gig gii gil gio gir git gld gle glg gli gll glo glr glt god goe gog goi gol goo gor got grd gre grg gri grl gro grr grt gtd gte gtg gti gtl gto gtr gtt i-d idd ide idg idi idl ido idr idt ie- ied iee ieg iei iel ier iet igd ige igg igi igl igo igr igt iid iie iii iil iio iir iit il- ild ile ilg ili ill ilo ilr ilt io- iod ioe iog ioi iol ioo ior iot ir- ird ire irg iri irl iro irr irt itd ite itg iti itl ito itt ldd lde ldg ldi ldl ldo ldr ldt led lee leg lei lel leo ler let lgd lge lgg lgi lgl lgo lgr lgt lid lie lig lii lil lio lir lit lld lle llg lli lll llo llr llt lod loe log loi lol loo lor lot lrd lrg lri lro lrr lrt ltd lte ltg lti ltl lto ltr ltt o-i odd ode odg odi odl odo odr odt oed oee oeg oei oel oeo oer oet ogd oge ogg ogi ogl ogo ogt oid oie oii oil oio oir oit old ole olg oli oll olo olt oo- ood oog ooi ool ooo oor oot or- ord ore org ori orl oro orr ort ot- otd ote otg oti otl oto otr ott rdd rde rdg rdi rdl rdo rdr rdt re- red ree reg rei rel reo rer ret rgd rge rgg rgi rgo rgr rgt rid rie rig rii ril rio rir rit rld rle rlg rli rll rlo rlr rlt rod roe rog roi rol roo ror rot rrd rrg rri rrl rrr rrt rtd rte rtg rti rtl rto rtr rtt tdd tde tdg tdi tdl tdo tdr tdt te- ted tee teg tei tel teo ter tet tge tgg tgi tgl tgo tgr tgt tid tie tig tii til tio tir tit tld tle tlg tli tll tlo tlr tlt to- tod toe tog toi tol too tor tot trd tre trg tri trl tro trr trt ttd tte ttg tti ttl tto ttr ttt