-ic c-- ccc cch cci ccp ccs ch- chc chh chi chp chs chy ci- cic cih cii cip cis cpc cph cpi cpp cps csc csh csi csp css csy cyc cyp cys h-i hcc hch hci hcp hcs hcy hhc hhh hhi hhp hhs hhy hic hih hii hip his hpc hph hpi hpp hps hpy hsc hsh hsi hsp hss hsy hy- hyc hyh hyi hyp hys hyy icc ich ici icp ics icy ihc ihh ihi ihp ihs ihy iic iih iii iip iis ipc ipi ipp ips ipy is- isc ish isi isp iss isy iyc iys iyy p-p pcc pch pci pcp pcs phc phi php phs phy pic pih pii pip pis ppc pph ppi ppp pps ps- psc psh psi psp pss psy py- pyc pys scc sch sci scp scs sh- shc shh shi shp shs shy sic sih sii sip sis spc sph spi spp sps spy ss- ssc ssh ssi ssp sss sy- syc syh syi syp sys ycc ych yci ycp ycs ycy yhc yhi yhs yih yii yip yis yps ysc ysi ysp yss ysy yyc yys yyy