-ic c-- ccc cce ccf ccg cci cck ccl ccn ce- cec cee cef ceg cei cek cel cen cfc cfe cff cfg cfi cfk cfl cfn cgc cge cgg cgi cgl cgn ci- cic cie cif cig cii cik cil cin ckc cki cl- clc cle clf clg cli clk cll cln cn- cnc cne cnf cng cni cnl cnn ec- ecc ece ecf ecg eci eck ecl ecn eec eee eef eeg eek eel een ef- efc efe eff efg efi efl egc ege egf egg egi egl egn eic eie eif eig eii eik eil ein ekc eke ekf ekg eki ekl elc ele elf elg eli elk ell eln en- enc ene enf eng eni enk enl enn fcc fce fcf fcg fci fck fcl fcn fec fee fef feg fei fek fel fen ffc ffe fff ffg ffi ffk ffl ffn fgc fge fgf fgg fgi fgl fgn fic fie fif fig fii fik fil fin fkc fkf fkg fki fkk fkl flc fle flf flg fli fll fln fnc fne fnf fng fni fnk fnl fnn gcc gce gcf gcg gci gck gcl gcn ge- gec gee gef geg gei gek gel gen gfc gfe gff gfi gfk gfl ggc ggg ggi ggn gic gie gif gig gii gik gil gin gkn glc gle glf glg gli glk gll gln gnc gne gnf gni gnl gnn i-f icc ice icf icg ici ick icl icn ie- iec iee ief ieg iei iek iel ien ifc ife iff ifg ifi ifl ifn igc ige igf igg igi igk igl ign iic iie iif iii iil iin ikc ike ikf iki ikk ikl il- ilc ile ilf ilg ili ilk ill iln in- inc ine inf ing ini ink inl inn kcc kce kcg kci kck kcl kcn ke- kec kee kef keg kei kek kel ken kfc kff kfg kfi kgc kgf kgi kgl kic kie kif kig kii kik kil kin kkc kke kki kkk kkl kkn kl- klc klf klg kli kn- knc kne knf kng kni knk knl knn lcc lce lcf lcg lci lck lcl lcn lec lee lef leg lei lek lel len lfc lfe lff lfg lfi lfk lfl lfn lgc lge lgf lgg lgi lgk lgl lgn lic lie lif lig lii lik lil lin lkg lkl llc lle llf llg lli llk lll lln lnc lne lng lni lnk lnl lnn n-i ncc nce ncf ncg nci nck ncl ncn ne- nec nee nef neg nei nek nel nen nfc nfe nff nfi nfk nfl nfn ngc nge ngf ngg ngi ngk ngl ngn nic nie nif nig nii nik nil nin nkc nke nkf nki nkk nkn nlc nle nlf nlg nli nlk nll nln nnc nne nnf nng nni nnk nnl nnn