-ey -ic c-- ccc cce cci ccp ccs ce- cec cee cei cep ces cey ci- cic cie cii cip cis cpc cpe cpi cpp cps csc cse csi csp css csy cyc cye cyp cys ec- ecc ece eci ecs eec eee eep ees eey eic eie eii eip eis ep- epc epe epi epp eps es- esc ese esi esp ess esy eyc eye eyp eys icc ice ici icp ics icy ie- iec iee iei iep ies iey iic iie iii iip iis ipc ipe ipi ipp ips ipy is- isc ise isi isp iss isy iyc iye iys iyy p-p pcc pce pci pcp pcs pec pee pei pep pes pey pic pie pii pip pis ppc ppe ppi ppp pps ps- psc pse psi psp pss psy py- pyc pye pys scc sce sci scp scs se- sec see sei sep ses sey sic sie sii sip sis spc spe spi spp sps spy ss- ssc sse ssi ssp sss sy- syc sye syi syp sys ycc yce yci ycp ycs ycy yec yee yei yep yes yey yie yii yip yis yps ysc yse ysi ysp yss ysy yyc yye yys yyy