ddd dde ddk ddn ddo ddp ddt de- ded dee dek den deo dep det dke dkk dko dkp dkt dnd dne dnk dnn dno dnp dnt dod doe dok don doo dop dot dpd dpe dpk dpn dpo dpp dpt dtd dte dtk dtn dto dtp dtt ed- edd ede edk edn edo edp edt eed eee eek een eeo eep eet ekd eke eko ekp ekt en- end ene enk enn eno enp ent eo- eod eoe eok eon eoo eop eot ep- epd epe epn epo epp ept etd ete etk etn eto etp ett k-t kde kdk kdo kdp kdt ke- ked kee kek ken keo kep ket kke kkk kkn kkp kkt kn- knd kne knk knn kno knp knt kod koe kok kon koo kop kot kpd kpe kpk kpn kpo kpp kpt kte ktk ktn kto ktp ktt ndd nde ndk ndn ndo ndp ndt ne- ned nee nek nen neo nep net nke nkk nkn nko nkp nkt nne nnk nnn nno nnp nnt no- nod noe nok non noo nop not npd npe npn npo npp npt ntd nte ntk ntn nto ntp ntt odd ode odn odo odp odt oed oee oen oeo oep oet okd oke okk oko okp on- ond one onk onn ono onp ont oo- ood ook oon ooo oop oot op- opd ope opk opn opo opp opt ot- otd ote otk otn oto otp ott p-p pdd pde pdk pdn pdo pdp pdt ped pee pek pen peo pep pet pkd pke pkn pko pkp pkt pn- pnd pne pnk pnn pno pnp pnt pod poe pok pon poo pop pot ppd ppe ppk ppn ppo ppp ppt pt- ptd pte ptk ptn pto ptp ptt tdd tde tdk tdn tdo tdp tdt te- ted tee tek ten teo tep tet tke tkk tko tkp tkt tnd tne tnk tnn tno tnp tnt to- tod toe tok ton too top tot tpd tpe tpk tpn tpo tpp tpt ttd tte ttk ttn tto ttp ttt