ddd ddg ddi ddn ddo ddp dgd dgg dgi dgn dgp di- did dig dii din dio dip dnd dng dni dnn dno dnp dod dog doi don doo dop dpd dpg dpi dpn dpo dpp g-d g-p gdd gdi gdn gdo gdp ggd ggg ggi ggn ggo ggp gid gig gii gin gio gip gnd gni gnn gno gnp god gog goi gon goo gop gpd gpg gpi gpn gpo gpp i-d idd idg idi idn ido idp igd igg igi ign igo igp iid iii iin iio iip in- ind ing ini inn ino inp io- iod iog ioi ion ioo iop ipd ipg ipi ipn ipo ipp n-i ndd ndg ndi ndn ndo ndp ngd ngg ngi ngn ngo ngp nid nig nii nin nio nip nng nni nnn nno nnp no- nod nog noi non noo nop npd npg npi npn npo npp o-i odd odg odi odn odo odp ogd ogg ogi ogn ogo ogp oid oii oin oio oip on- ond ong oni onn ono onp oo- ood oog ooi oon ooo oop op- opd opg opi opn opo opp p-p pdd pdg pdi pdn pdo pdp pgd pgg pgi pgn pgo pgp pid pig pii pin pio pip pn- pnd png pni pnn pno pnp pod pog poi pon poo pop ppd ppg ppi ppn ppo ppp