-er -ol bbb bbe bbf bbi bbl bbn bbo bbr be- beb bee bef bei bel ben beo ber bfb bfe bff bfi bfl bfn bfo bfr bi- bib bie bif bii bil bin bio bir blb ble blf bli bll bln blo blr bnb bne bnf bni bnl bnn bno bnr bob boe bof boi bol bon boo bor brb bre brf bri brl brn bro brr ebb ebe ebf ebi ebl ebn ebo ebr eeb eee eef eel een eeo eer ef- efb efe eff efi efl efo efr eib eie eif eii eil ein eio eir elb ele elf eli ell eln elo elr en- enb ene enf eni enl enn eno enr eo- eob eoe eof eoi eol eon eoo eor erb ere erf eri erl ern ero err fbb fbe fbf fbi fbl fbn fbo fbr feb fee fef fei fel fen feo fer ffe fff ffi ffl ffn ffo ffr fib fie fif fii fil fin fir flb fle flf fli fll fln flo flr fnb fne fnf fni fnl fnn fnr fob foe fof foi fol fon foo for frb fre frf fri frl frn fro frr i-f ibb ibe ibf ibi ibl ibn ibo ibr ie- iee ief iei iel ien ier ifb ife iff ifi ifl ifn ifo ifr iib iie iif iii iil iin iio iir il- ilb ile ilf ili ill iln ilo ilr in- inb ine inf ini inl inn ino inr io- iob ioe iof ioi iol ion ioo ior ir- irb ire irf iri irl irn iro irr lbb lbe lbf lbi lbl lbo lbr leb lee lef lei lel len leo ler lfb lfe lff lfi lfl lfn lfo lfr lib lie lif lii lil lin lio lir llb lle llf lli lll lln llo llr lnb lne lni lnl lnn lno lnr lob loe lof loi lol lon loo lor lrb lrf lri lrn lro lrr n-i nbb nbe nbf nbi nbl nbn nbo nbr ne- neb nee nef nei nel nen neo ner nfb nfe nff nfi nfl nfn nfo nfr nib nie nif nii nil nin nio nir nlb nle nlf nli nll nln nlo nlr nnb nne nnf nni nnl nnn nno no- nob noe nof noi nol non noo nor nrb nre nrf nri nrl nrn nro nrr o-i ob- obb obe obf obi obl obn obo obr oeb oee oef oei oel oen oeo oer of- ofb ofe off ofi ofl ofn ofo ofr oib oie oif oii oil oin oio oir olb ole olf oli oll oln olo on- onb one onf oni onl onn ono onr oo- oob oof ooi ool oon ooo oor or- orb ore orf ori orl orn oro orr rbb rbe rbf rbi rbl rbn rbo rbr re- reb ree ref rei rel ren reo rer rfb rfe rff rfi rfl rfn rfo rfr rib rie rif rii ril rin rio rir rle rlf rli rll rln rlo rlr rnb rni rnn rno rnr rob roe rof roi rol ron roo ror rrb rrf rri rrl rrn rrr