-er -ol bbb bbd bbe bbg bbi bbl bbo bbr bdb bdd bde bdg bdi bdl bdo bdr bdv be- beb bed bee beg bei bel beo ber bev bgb bgd bge bgg bgi bgl bgo bgr bgv bi- bib bid bie big bii bil bio bir biv blb bld ble blg bli bll blo blr blv bob bod boe bog boi bol boo bor bov brb brd bre brg bri brl bro brr brv bvb bvd bve bvg bvi bvl bvo bvr bvv dbb dbd dbe dbg dbi dbl dbo dbr dbv ddb ddd dde ddg ddi ddl ddo ddr de- deb ded dee deg dei del deo der dev dgd dge dgg dgi dgl dgr di- dib did die dig dii dil dio dir div dl- dlb dld dle dlg dli dll dlo dlr dlv dob dod doe dog doi dol doo dor dov drb drd dre drg dri drl dro drr drv dvb dvd dve dvg dvi dvl dvr ebb ebd ebe ebg ebi ebl ebo ebr ebv ed- edb edd ede edg edi edl edo edr eeb eed eee eeg eel eeo eer eev egb egd ege egg egi egl ego egr eib eid eie eig eii eil eio eir eiv elb eld ele elg eli ell elo elr elv eo- eob eod eoe eog eoi eol eoo eor erb erd ere erg eri erl ero err erv evb evd eve evg evi evl evo evr evv g-d gbd gbe gbg gbi gbl gbo gbr gbv gdb gdd gde gdi gdl gdo gdr gdv ge- geb ged gee geg gei gel geo ger gev ggb ggd ggg ggi ggo ggr ggv gib gid gie gig gii gil gio gir giv glb gld gle glg gli gll glo glr glv gob god goe gog goi gol goo gor gov grb grd gre grg gri grl gro grr grv gvb gvd gve gvg gvi gvl gvo gvr i-d i-v ibb ibd ibe ibg ibi ibl ibo ibr ibv idb idd ide idg idi idl ido idr idv ie- ied iee ieg iei iel ier iev igb igd ige igg igi igl igo igr iib iid iie iii iil iio iir il- ilb ild ile ilg ili ill ilo ilr ilv io- iob iod ioe iog ioi iol ioo ior iov ir- irb ird ire irg iri irl iro irr irv ivb ivd ive ivg ivi ivl ivo ivr ivv lbb lbd lbe lbg lbi lbl lbo lbr lbv ldb ldd lde ldg ldi ldl ldo ldr ldv leb led lee leg lei lel leo ler lev lgb lgd lge lgg lgi lgl lgo lgr lgv lib lid lie lig lii lil lio lir liv llb lld lle llg lli lll llo llr llv lob lod loe log loi lol loo lor lov lrb lrd lrg lri lro lrr lrv lvb lvd lve lvg lvi lvl lvr lvv o-i ob- obb obd obe obg obi obl obo obr obv odb odd ode odg odi odl odo odr odv oeb oed oee oeg oei oel oeo oer ogd oge ogg ogi ogl ogo oib oid oie oii oil oio oir oiv olb old ole olg oli oll olo oo- oob ood oog ooi ool ooo oor oov or- orb ord ore org ori orl oro orr orv ov- ovb ovd ove ovi ovl ovo ovv rbb rbd rbe rbg rbi rbl rbo rbr rdb rdd rde rdg rdi rdl rdo rdr rdv re- reb red ree reg rei rel reo rer rev rgb rgd rge rgg rgi rgo rgr rgv rib rid rie rig rii ril rio rir riv rld rle rlg rli rll rlo rlr rob rod roe rog roi rol roo ror rov rrb rrd rrg rri rrl rrr rvb rvd rve rvg rvi rvl rvo rvr rvv v-e vbd vbg vbi vbl vbo vbr vbv vdb vdd vde vdg vdi vdl vdo vdr vdv veb ved vee veg vei vel veo ver vgg vgl vgo vgr vi- vib vid vie vig vii vil vio vir viv vl- vlb vld vle vll vlo vlv vob vod voe vog voi vol voo vor vov vrb vrd vre vrg vri vrr vvb vvg vvi vvo vvr vvv