ddd dde ddk ddn ddo ddp dds de- ded dee dek den deo dep des dke dkk dko dkp dks dnd dne dnk dnn dno dnp dns dod doe dok don doo dop dos dpd dpe dpk dpn dpo dpp dps dsd dse dsk dsn dso dsp dss ed- edd ede edk edn edo edp eds eed eee eek een eeo eep ees ekd eke eko ekp eks en- end ene enk enn eno enp ens eo- eod eoe eok eon eoo eop eos ep- epd epe epn epo epp eps es- esd ese esk esn eso esp ess kde kdk kdo kdp kds ke- ked kee kek ken keo kep kes kke kkk kkn kkp kks kn- knd kne knk knn kno knp kod koe kok kon koo kop kos kpd kpe kpk kpn kpo kpp kps ksd kse ksk ksn kso ksp kss ndd nde ndk ndn ndo ndp nds ne- ned nee nek nen neo nep nes nke nkk nkn nko nkp nks nne nnk nnn nno nnp nns no- nod noe nok non noo nop nos npd npe npn npo npp nps nsd nse nsk nsn nso nsp nss odd ode odn odo odp ods oed oee oen oeo oep oes okd oke okk oko okp oks on- ond one onk onn ono onp ons oo- ood ook oon ooo oop oos op- opd ope opk opn opo opp ops os- osd ose osk osn oso osp oss p-p pdd pde pdk pdn pdo pdp pds ped pee pek pen peo pep pes pkd pke pkn pko pkp pks pn- pnd pne pnk pnn pno pnp pns pod poe pok pon poo pop pos ppd ppe ppk ppn ppo ppp pps ps- psd pse psk psn pso psp pss sdd sde sdk sdn sdo sdp sds se- sed see sek sen seo sep ses sk- skd ske skk sko skp sks snd sne snk snn sno snp sns sod soe sok son soo sop sos spd spe spk spn spo spp sps ss- ssd sse ssk ssn sso ssp sss