-ey c-- ccc ccd cce ccn cco ccp cdc cdd cde cdn cdo cdp cdy ce- cec ced cee cen ceo cep cey cn- cnc cnd cne cnn cno cnp cny co- coc cod coe con coo cop coy cpc cpd cpe cpn cpo cpp cyc cyd cye cyn cyo cyp dcc dcd dce dcn dco dcp ddc ddd dde ddn ddo ddp ddy de- dec ded dee den deo dep dey dnc dnd dne dnn dno dnp dny doc dod doe don doo dop doy dpc dpd dpe dpn dpo dpp dy- dyc dyd dye dyn dyo dyp dyy ec- ecc ecd ece ecn eco ed- edc edd ede edn edo edp edy eec eed eee een eeo eep eey en- enc end ene enn eno enp eny eo- eoc eod eoe eon eoo eop ep- epc epd epe epn epo epp eyc eyd eye eyn eyo eyp ncc ncd nce ncn nco ncp ndc ndd nde ndn ndo ndp ndy ne- nec ned nee nen neo nep ney nnc nne nnn nno nnp no- noc nod noe non noo nop noy npc npd npe npn npo npp nyc nyd nye nyn nyo nyp nyy oc- occ ocd ocn oco ocp odc odd ode odn odo odp oec oed oee oen oeo oep oey on- onc ond one onn ono onp ony oo- ooc ood oon ooo oop op- opc opd ope opn opo opp opy oyd oye oyo p-p pcc pcd pce pcn pco pcp pdc pdd pde pdn pdo pdp pec ped pee pen peo pep pey pn- pnc pnd pne pnn pno pnp pny poc pod poe pon poo pop poy ppc ppd ppe ppn ppo ppp py- pyc pyd pye pyn pyo ycc ycd yce yco ycp ycy yde ydn ydo ydy yec yed yee yen yeo yep yey ynd yne ynn ynp yny yoc yod yoe yon yoo yop yoy ypd ypo yyc yye yyy