-ic c-- ccc cci cck ccp ccs ccz ci- cic cii cik cip cis ckc cki cks cpc cpi cpk cpp cps cpz csc csi csk csp css csz cz- czc czk icc ici ick icp ics icz iic iii iip iis ikc iki ikk iks ipc ipi ipp ips is- isc isi isk isp iss izi izz k-z kcc kci kck kcp kcs kic kii kik kip kis kiz kkc kki kkk kkp kks kpc kpi kpk kpp kps ksc ksi ksk ksp kss p-p pcc pci pck pcp pcs pic pii pik pip pis piz pkc pki pkp pks ppc ppi ppk ppp pps ppz ps- psc psi psk psp pss pzc pzk pzp scc sci sck scp scs sic sii sik sip sis sk- skc ski skk skp sks spc spi spk spp sps spz ss- ssc ssi ssk ssp sss ssz szi szp zcs zik zip zis ziz zks zpc zpi zpp zsi zsz zzs zzz