-ol b-p bbb bbd bbi bbl bbn bbo bbp bdb bdd bdi bdl bdo bdp bi- bib bid bii bil bin bio bip blb bld bli bll bln blo blp bnb bnd bni bnl bnn bno bnp bob bod boi bol bon boo bop bpb bpd bpi bpl bpn bpo bpp dbb dbd dbi dbl dbn dbo dbp ddb ddd ddi ddl ddn ddo ddp di- dib did dii dil din dio dip dl- dlb dld dli dll dlo dlp dnb dnd dni dnl dnn dno dnp dob dod doi dol don doo dop dpb dpd dpi dpl dpn dpo dpp i-d ibb ibd ibi ibl ibn ibo ibp idb idd idi idl idn ido idp iib iid iii iil iin iio iip il- ilb ild ili ill iln ilo ilp in- inb ind ini inl inn ino inp io- iob iod ioi iol ion ioo iop ipb ipd ipi ipl ipn ipo ipp l-p lbb lbd lbi lbl lbo lbp ldb ldd ldi ldl ldn ldo ldp lib lid lii lil lin lio lip llb lld lli lll lln llo llp lnb lnd lni lnl lnn lno lnp lob lod loi lol lon loo lop lpb lpd lpi lpl lpn lpo lpp n-i nbb nbd nbi nbl nbn nbo nbp ndb ndd ndi ndl ndn ndo ndp nib nid nii nil nin nio nip nlb nld nli nll nln nlo nlp nnb nni nnl nnn nno nnp no- nob nod noi nol non noo nop npb npd npi npl npn npo npp o-i ob- obb obd obi obl obn obo obp odb odd odi odl odn odo odp oib oid oii oil oin oio oip olb old oli oll oln olo olp on- onb ond oni onl onn ono onp oo- oob ood ooi ool oon ooo oop op- opb opd opi opl opn opo opp p-p pbb pbd pbi pbl pbn pbo pbp pdb pdd pdi pdl pdn pdo pdp pib pid pii pil pin pio pip plb pld pli pll pln plo plp pn- pnb pnd pni pnl pnn pno pnp pob pod poi pol pon poo pop ppb ppd ppi ppl ppn ppo ppp