-ic c-- ccc cce ccf cci cck ccn ce- cec cee cef cei cek cen cfc cfe cff cfi cfk cfn ci- cic cie cif cii cik cin ckc cki cn- cnc cne cnf cni cnn ec- ecc ece ecf eci eck ecn eec eee eef eek een ef- efc efe eff efi eic eie eif eii eik ein ekc eke ekf eki en- enc ene enf eni enk enn fcc fce fcf fci fck fcn fec fee fef fei fek fen ffc ffe fff ffi ffk ffn fic fie fif fii fik fin fkc fkf fki fkk fnc fne fnf fni fnk fnn i-f icc ice icf ici ick icn ie- iec iee ief iei iek ien ifc ife iff ifi ifn iic iie iif iii iin ikc ike ikf iki ikk in- inc ine inf ini ink inn kcc kce kci kck kcn ke- kec kee kef kei kek ken kfc kff kfi kic kie kif kii kik kin kkc kke kki kkk kkn kn- knc kne knf kni knk knn n-i ncc nce ncf nci nck ncn ne- nec nee nef nei nek nen nfc nfe nff nfi nfk nfn nic nie nif nii nik nin nkc nke nkf nki nkk nkn nnc nne nnf nni nnk nnn