-ic c-- ccc cce cci ccm ccn ccp ce- cec cee cei cem cen cep ci- cic cie cii cim cin cip cmc cme cmi cmm cmn cmp cn- cnc cne cni cnm cnn cnp cpc cpe cpi cpm cpn cpp ec- ecc ece eci ecm ecn eec eee eem een eep eic eie eii eim ein eip em- emc eme emi emm emn emp en- enc ene eni enm enn enp ep- epc epe epi epm epn epp icc ice ici icm icn icp ie- iec iee iei iem ien iep iic iie iii iim iin iip im- imc ime imi imm imn imp in- inc ine ini inm inn inp ipc ipe ipi ipm ipn ipp mc- mcc mce mci mcm mcn mcp mec mee mei mem men mep mi- mic mie mii mim min mip mmc mme mmi mmm mmn mmp mnc mne mni mnm mnn mnp mpc mpe mpi mpm mpn mpp n-i ncc nce nci ncm ncn ncp ne- nec nee nei nem nen nep nic nie nii nim nin nip nmc nme nmi nmm nmn nmp nnc nne nni nnm nnn nnp npc npe npi npm npn npp p-p pcc pce pci pcm pcn pcp pec pee pei pem pen pep pic pie pii pim pin pip pmc pme pmi pmm pmn pmp pn- pnc pne pni pnm pnn pnp ppc ppe ppi ppm ppn ppp