-ic c-- ccc ccg cci ccn ccz cgc cgg cgi cgn ci- cic cig cii cin cn- cnc cng cni cnn cz- czc gcc gcg gci gcn ggc ggg ggi ggn ggz gic gig gii gin giz gnc gni gnn icc icg ici icn icz igc igg igi ign iic iii iin in- inc ing ini inn izi izz n-i ncc ncg nci ncn ngc ngg ngi ngn nic nig nii nin niz nnc nng nni nnn nnz nzg nzi nzz z-g zgg zgi zig zin ziz znc znn zzz