-ic c-- ccc ccg cci ccp cgc cgg cgi cgp cgy ci- cic cig cii cip cpc cpg cpi cpp cyc cyg cyp g-p gcc gcg gci gcp ggc ggg ggi ggp gic gig gii gip giy gpc gpg gpi gpp gy- gyp icc icg ici icp icy igc igg igi igp igy iic iii iip ipc ipg ipi ipp ipy iyc iyy p-p pcc pcg pci pcp pgc pgg pgi pgp pgy pic pig pii pip ppc ppg ppi ppp py- pyc pyg ycc yci ycp ycy ygc yig yii yip ypg yyc yyg yyy