-er -ol bbb bbe bbg bbi bbl bbo bbr be- beb bee beg bei bel beo ber bez bgb bge bgg bgi bgl bgo bgr bgz bi- bib bie big bii bil bio bir biz blb ble blg bli bll blo blr blz bob boe bog boi bol boo bor boz brb bre brg bri brl bro brr brz bze bzo bzr bzz ebb ebe ebg ebi ebl ebo ebr eeb eee eeg eel eeo eer egb ege egg egi egl ego egr eib eie eig eii eil eio eir elb ele elg eli ell elo elr elz eo- eob eoe eog eoi eol eoo eor erb ere erg eri erl ero err erz eze ezo ezr ezz gbe gbg gbi gbl gbo gbr gbz ge- geb gee geg gei gel geo ger gez ggb ggg ggi ggo ggr ggz gib gie gig gii gil gio gir giz glb gle glg gli gll glo glr glz gob goe gog goi gol goo gor goz grb gre grg gri grl gro grr gzo gzr ibb ibe ibg ibi ibl ibo ibr ibz ie- iee ieg iei iel ier igb ige igg igi igl igo igr iib iie iii iil iio iir il- ilb ile ilg ili ill ilo ilr ilz io- iob ioe iog ioi iol ioo ior ir- irb ire irg iri irl iro irr ize izi izo izz lbb lbe lbg lbi lbl lbo lbr leb lee leg lei lel leo ler lez lgb lge lgg lgi lgl lgo lgr lib lie lig lii lil lio lir liz llb lle llg lli lll llo llr llz lob loe log loi lol loo lor loz lrb lrg lri lro lrr lrz lzi lzo lzr o-i ob- obb obe obg obi obl obo obr oeb oee oeg oei oel oeo oer oge ogg ogi ogl ogo oib oie oii oil oio oir oiz olb ole olg oli oll olo oo- oob oog ooi ool ooo oor or- orb ore org ori orl oro orr orz oze ozo ozz rbb rbe rbg rbi rbl rbo rbr re- reb ree reg rei rel reo rer rez rgb rge rgg rgi rgo rgr rib rie rig rii ril rio rir riz rle rlg rli rll rlo rlr rob roe rog roi rol roo ror roz rrb rrg rri rrl rrr rzb rze rzo z-g zbb zbl zbr zeb zee zel zeo zer zez zgb zgg zgi zib zie zig zil zio zir ziz zlr zo- zob zoe zog zoi zol zoo zor zrl zro zzr zzz