-ic c-- ccc cci ccn ccp ccr ccx ci- cic cii cin cip cir cix cn- cnc cni cnn cnp cnr cnx cpc cpi cpn cpp cpr cpx crc cri crn crp crr crx cxc cxi cxp cxr cxx icc ici icn icp icr iic iii iin iip iir iix in- inc ini inn inp inr inx ipc ipi ipn ipp ipr ipx ir- irc iri irn irp irr irx ixc ixi ixn n-i ncc nci ncn ncp ncr ncx nic nii nin nip nir nix nnc nni nnn nnp npc npi npn npp npr nrc nri nrn nrp nrr nrx nxc p-p pcc pci pcn pcp pcr pcx pic pii pin pip pir pix pn- pnc pni pnn pnp pnr pnx ppc ppi ppn ppp ppr ppx prc pri prn prp prr prx pxc pxr rcc rci rcn rcp rcr rcx ric rii rin rip rir rix rnc rni rnn rnp rnr rpc rpi rpn rpp rpr rpx rrc rri rrn rrp rrr rxp rxr xci xcp xcr xcx xic xii xin xix xnc xpc xpn xpp xrc xrx xxi xxp xxx