-ey c-- ccc cce cch ccp ce- cec cee ceh cep cey ch- chc che chh chp chy cpc cpe cph cpp cyc cye cyp ec- ecc ece ech eec eee eep eey ehc ehe ehh ehp ep- epc epe eph epp eyc eye eyp hcc hce hch hcp hcy he- hec hee heh hep hey hhc hhe hhh hhp hhy hpc hpe hph hpp hpy hy- hyc hye hyh hyp hyy p-p pcc pce pch pcp pec pee peh pep pey phc phe php phy ppc ppe pph ppp py- pyc pye ycc yce ych ycp ycy yec yee yeh yep yey yhc yhe yyc yye yyy