-ic c-- ccc cce cci cck ccm ccp ce- cec cee cei cek cem cep ci- cic cie cii cik cim cip ckc cki ckm cmc cme cmi cmk cmm cmp cpc cpe cpi cpk cpm cpp ec- ecc ece eci eck ecm eec eee eek eem eep eic eie eii eik eim eip ekc eke eki ekp em- emc eme emi emk emm emp ep- epc epe epi epm epp icc ice ici ick icm icp ie- iec iee iei iek iem iep iic iie iii iim iip ikc ike iki ikk im- imc ime imi imm imp ipc ipe ipi ipm ipp kcc kce kci kck kcm kcp ke- kec kee kei kek kem kep kic kie kii kik kim kip kkc kke kki kkk kkm kkp kmc kme kmi kmk kmm kmp kpc kpe kpi kpk kpm kpp mc- mcc mce mci mck mcm mcp mec mee mei mek mem mep mi- mic mie mii mik mim mip mkc mke mkk mkm mkp mmc mme mmi mmk mmm mmp mpc mpe mpi mpk mpm mpp p-p pcc pce pci pck pcm pcp pec pee pei pek pem pep pic pie pii pik pim pip pkc pke pki pkm pkp pmc pme pmi pmk pmm pmp ppc ppe ppi ppk ppm ppp