-ey c-- ccc cce cck ccn cco ccp ce- cec cee cek cen ceo cep cey ckc cko cky cn- cnc cne cnn cno cnp cny co- coc coe cok con coo cop coy cpc cpe cpk cpn cpo cpp cyc cye cyk cyn cyo cyp ec- ecc ece eck ecn eco eec eee eek een eeo eep eey ekc eke eko ekp eky en- enc ene enk enn eno enp eny eo- eoc eoe eok eon eoo eop ep- epc epe epn epo epp eyc eye eyn eyo eyp kcc kce kck kcn kcp ke- kec kee kek ken keo kep key kkc kke kkk kkn kkp kky kn- knc kne knk knn kno knp koc koe kok kon koo kop koy kpc kpe kpk kpn kpo kpp kyc kye kyn kyo kyp ncc nce nck ncn nco ncp ne- nec nee nek nen neo nep ney nkc nke nkk nkn nko nkp nky nnc nne nnk nnn nno nnp no- noc noe nok non noo nop noy npc npe npn npo npp nyc nye nyk nyn nyo nyp nyy oc- occ ock ocn oco ocp oec oee oen oeo oep oey okc oke okk oko okp on- onc one onk onn ono onp ony oo- ooc ook oon ooo oop op- opc ope opk opn opo opp opy oye oyo p-p pcc pce pck pcn pco pcp pec pee pek pen peo pep pey pkc pke pkn pko pkp pky pn- pnc pne pnk pnn pno pnp pny poc poe pok pon poo pop poy ppc ppe ppk ppn ppo ppp py- pyc pye pyk pyn pyo ycc yce yco ycp ycy yec yee yek yen yeo yep yey ykk ykn yne ynk ynn ynp yny yoc yoe yok yon yoo yop yoy ypo yyc yye yyy