-ic c-- ccc cce ccf ccg cci ccn ccs ce- cec cee cef ceg cei cen ces cfc cfe cff cfg cfi cfn cfs cgc cge cgg cgi cgn cgs ci- cic cie cif cig cii cin cis cn- cnc cne cnf cng cni cnn cns csc cse csf csg csi csn css ec- ecc ece ecf ecg eci ecn ecs eec eee eef eeg een ees ef- efc efe eff efg efi efs egc ege egf egg egi egn egs eic eie eif eig eii ein eis en- enc ene enf eng eni enn ens es- esc ese esf esg esi esn ess fcc fce fcf fcg fci fcn fcs fec fee fef feg fei fen fes ffc ffe fff ffg ffi ffn ffs fgc fge fgf fgg fgi fgn fgs fic fie fif fig fii fin fis fnc fne fnf fng fni fnn fns fsc fse fsf fsg fsi fsn fss gcc gce gcf gcg gci gcn gcs ge- gec gee gef geg gei gen ges gfc gfe gff gfi gfs ggc ggg ggi ggn ggs gic gie gif gig gii gin gis gnc gne gnf gni gnn gns gsc gse gsf gsg gsi gsn gss i-f icc ice icf icg ici icn ics ie- iec iee ief ieg iei ien ies ifc ife iff ifg ifi ifn ifs igc ige igf igg igi ign igs iic iie iif iii iin iis in- inc ine inf ing ini inn ins is- isc ise isf isg isi isn iss n-i ncc nce ncf ncg nci ncn ncs ne- nec nee nef neg nei nen nes nfc nfe nff nfi nfn nfs ngc nge ngf ngg ngi ngn ngs nic nie nif nig nii nin nis nnc nne nnf nng nni nnn nns nsc nse nsf nsg nsi nsn nss scc sce scf scg sci scn scs se- sec see sef seg sei sen ses sfc sfe sff sfg sfi sfn sfs sgc sge sgf sgg sgi sgn sgs sic sie sif sig sii sin sis snc sne snf sng sni snn sns ss- ssc sse ssf ssg ssi ssn sss