-er -ol bbb bbe bbg bbi bbl bbn bbo bbr be- beb bee beg bei bel ben beo ber bgb bge bgg bgi bgl bgn bgo bgr bi- bib bie big bii bil bin bio bir blb ble blg bli bll bln blo blr bnb bne bng bni bnl bnn bno bnr bob boe bog boi bol bon boo bor brb bre brg bri brl brn bro brr ebb ebe ebg ebi ebl ebn ebo ebr eeb eee eeg eel een eeo eer egb ege egg egi egl egn ego egr eib eie eig eii eil ein eio eir elb ele elg eli ell eln elo elr en- enb ene eng eni enl enn eno enr eo- eob eoe eog eoi eol eon eoo eor erb ere erg eri erl ern ero err gbe gbg gbi gbl gbn gbo gbr ge- geb gee geg gei gel gen geo ger ggb ggg ggi ggn ggo ggr gib gie gig gii gil gin gio gir glb gle glg gli gll gln glo glr gnb gne gni gnl gnn gno gnr gob goe gog goi gol gon goo gor grb gre grg gri grl grn gro grr ibb ibe ibg ibi ibl ibn ibo ibr ie- iee ieg iei iel ien ier igb ige igg igi igl ign igo igr iib iie iii iil iin iio iir il- ilb ile ilg ili ill iln ilo ilr in- inb ine ing ini inl inn ino inr io- iob ioe iog ioi iol ion ioo ior ir- irb ire irg iri irl irn iro irr lbb lbe lbg lbi lbl lbo lbr leb lee leg lei lel len leo ler lgb lge lgg lgi lgl lgn lgo lgr lib lie lig lii lil lin lio lir llb lle llg lli lll lln llo llr lnb lne lng lni lnl lnn lno lnr lob loe log loi lol lon loo lor lrb lrg lri lrn lro lrr n-i nbb nbe nbg nbi nbl nbn nbo nbr ne- neb nee neg nei nel nen neo ner ngb nge ngg ngi ngl ngn ngo nib nie nig nii nil nin nio nir nlb nle nlg nli nll nln nlo nlr nnb nne nng nni nnl nnn nno no- nob noe nog noi nol non noo nor nrb nre nrg nri nrl nrn nro nrr o-i ob- obb obe obg obi obl obn obo obr oeb oee oeg oei oel oen oeo oer oge ogg ogi ogl ogn ogo oib oie oii oil oin oio oir olb ole olg oli oll oln olo on- onb one ong oni onl onn ono onr oo- oob oog ooi ool oon ooo oor or- orb ore org ori orl orn oro orr rbb rbe rbg rbi rbl rbn rbo rbr re- reb ree reg rei rel ren reo rer rgb rge rgg rgi rgn rgo rgr rib rie rig rii ril rin rio rir rle rlg rli rll rln rlo rlr rnb rng rni rnn rno rnr rob roe rog roi rol ron roo ror rrb rrg rri rrl rrn rrr