-ey -ic c-- ccc cce cch cci ccp ce- cec cee ceh cei cep cey ch- chc che chh chi chp chy ci- cic cie cih cii cip cpc cpe cph cpi cpp cyc cye cyp ec- ecc ece ech eci eec eee eep eey ehc ehe ehh ehi ehp eic eie eii eip ep- epc epe eph epi epp eyc eye eyp h-i hcc hce hch hci hcp hcy he- hec hee heh hei hep hey hhc hhe hhh hhi hhp hhy hic hie hih hii hip hpc hpe hph hpi hpp hpy hy- hyc hye hyh hyi hyp hyy icc ice ich ici icp icy ie- iec iee iei iep iey ihc ihe ihh ihi ihp ihy iic iie iih iii iip ipc ipe ipi ipp ipy iyc iye iyy p-p pcc pce pch pci pcp pec pee peh pei pep pey phc phe phi php phy pic pie pih pii pip ppc ppe pph ppi ppp py- pyc pye ycc yce ych yci ycp ycy yec yee yeh yei yep yey yhc yhe yhi yie yih yii yip yyc yye yyy