-ol bbb bbd bbf bbi bbl bbn bbo bbr bdb bdd bdf bdi bdl bdo bdr bfb bfd bff bfi bfl bfn bfo bfr bi- bib bid bif bii bil bin bio bir blb bld blf bli bll bln blo blr bnb bnd bnf bni bnl bnn bno bnr bob bod bof boi bol bon boo bor brb brd brf bri brl brn bro brr dbb dbd dbf dbi dbl dbn dbo dbr ddb ddd ddf ddi ddl ddn ddo ddr dfb dfd dff dfi dfl dfn dfo dfr di- dib did dif dii dil din dio dir dl- dlb dld dlf dli dll dlo dlr dnb dnd dnf dni dnl dnn dno dnr dob dod dof doi dol don doo dor drb drd dri drl drn dro drr fbb fbd fbf fbi fbl fbn fbo fbr fdb fdd fdf fdi fdl fdn fdo fdr ffd fff ffi ffl ffn ffo ffr fib fid fif fii fil fin fir flb fld flf fli fll fln flo flr fnb fnd fnf fni fnl fnn fnr fob fof foi fol fon foo for frb frd frf fri frl frn fro frr i-d i-f ibb ibd ibf ibi ibl ibn ibo ibr idb idd idf idi idl idn ido idr ifb ifd iff ifi ifl ifn ifo ifr iib iid iif iii iil iin iio iir il- ilb ild ilf ili ill iln ilo ilr in- inb ind inf ini inl inn ino inr io- iob iod iof ioi iol ion ioo ior ir- irb ird irf iri irl irn iro irr lbb lbd lbf lbi lbl lbo lbr ldb ldd ldf ldi ldl ldn ldo ldr lfb lfd lff lfi lfl lfn lfo lfr lib lid lif lii lil lin lio lir llb lld llf lli lll lln llo llr lnb lnd lni lnl lnn lno lnr lob lod lof loi lol lon loo lor lrb lrd lrf lri lrn lro lrr n-i nbb nbd nbf nbi nbl nbn nbo nbr ndb ndd ndf ndi ndl ndn ndo ndr nfb nfd nff nfi nfl nfn nfo nfr nib nid nif nii nil nin nio nir nlb nld nlf nli nll nln nlo nlr nnb nnf nni nnl nnn nno no- nob nod nof noi nol non noo nor nrb nrd nrf nri nrl nrn nro nrr o-i ob- obb obd obf obi obl obn obo obr odb odd odf odi odl odn odo odr of- ofb ofd off ofi ofl ofn ofo ofr oib oid oif oii oil oin oio oir olb old olf oli oll oln olo on- onb ond onf oni onl onn ono onr oo- oob ood oof ooi ool oon ooo oor or- orb ord orf ori orl orn oro orr rbb rbd rbf rbi rbl rbn rbo rbr rdb rdd rdf rdi rdl rdn rdo rdr rfb rfd rff rfi rfl rfn rfo rfr rib rid rif rii ril rin rio rir rld rlf rli rll rln rlo rlr rnb rnd rni rnn rno rnr rob rod rof roi rol ron roo ror rrb rrd rrf rri rrl rrn rrr