-ic c-- ccc cce ccf ccg cci cck ccn cco ccp ce- cec cee cef ceg cei cek cen ceo cep cfc cfe cff cfg cfi cfk cfn cfo cfp cgc cge cgg cgi cgn cgo cgp ci- cic cie cif cig cii cik cin cio cip ckc cki cko cn- cnc cne cnf cng cni cnn cno cnp co- coc coe cof cog coi cok con coo cop cpc cpe cpf cpg cpi cpk cpn cpo cpp ec- ecc ece ecf ecg eci eck ecn eco eec eee eef eeg eek een eeo eep ef- efc efe eff efg efi efo efp egc ege egf egg egi egn ego egp eic eie eif eig eii eik ein eio eip ekc eke ekf ekg eki eko ekp en- enc ene enf eng eni enk enn eno enp eo- eoc eoe eof eog eoi eok eon eoo eop ep- epc epe epf epg epi epn epo epp fcc fce fcf fcg fci fck fcn fco fcp fec fee fef feg fei fek fen feo fep ffc ffe fff ffg ffi ffk ffn ffo ffp fgc fge fgf fgg fgi fgn fgp fic fie fif fig fii fik fin fip fkc fkf fkg fki fkk fkp fnc fne fnf fng fni fnk fnn fnp foc foe fof fog foi fok fon foo fop fpc fpe fpg fpi fpk fpn fpo fpp g-p gcc gce gcf gcg gci gck gcn gco gcp ge- gec gee gef geg gei gek gen geo gep gfc gfe gff gfi gfk gfo gfp ggc ggg ggi ggn ggo ggp gic gie gif gig gii gik gin gio gip gkn gko gkp gnc gne gnf gni gnn gno gnp goc goe gof gog goi gok gon goo gop gpc gpe gpf gpg gpi gpk gpn gpo gpp i-f icc ice icf icg ici ick icn ico icp ie- iec iee ief ieg iei iek ien iep ifc ife iff ifg ifi ifn ifo ifp igc ige igf igg igi igk ign igo igp iic iie iif iii iin iio iip ikc ike ikf iki ikk iko in- inc ine inf ing ini ink inn ino inp io- ioc ioe iof iog ioi ion ioo iop ipc ipe ipf ipg ipi ipn ipo ipp kcc kce kcg kci kck kcn kcp ke- kec kee kef keg kei kek ken keo kep kfc kff kfg kfi kfo kgc kgf kgi kgo kgp kic kie kif kig kii kik kin kio kip kkc kke kki kkk kkn kkp kn- knc kne knf kng kni knk knn kno knp koc koe kof kog koi kok kon koo kop kpc kpe kpf kpi kpk kpn kpo kpp n-i ncc nce ncf ncg nci nck ncn nco ncp ne- nec nee nef neg nei nek nen neo nep nfc nfe nff nfi nfk nfn nfo nfp ngc nge ngf ngg ngi ngk ngn ngo ngp nic nie nif nig nii nik nin nio nip nkc nke nkf nki nkk nkn nko nkp nnc nne nnf nng nni nnk nnn nno nnp no- noc noe nof nog noi nok non noo nop npc npe npf npg npi npn npo npp o-i oc- occ ocf ocg oci ock ocn oco ocp oec oee oef oeg oei oen oeo oep of- ofc ofe off ofg ofi ofn ofo ofp ogc oge ogf ogg ogi ogn ogo ogp oic oie oif oii oik oin oio oip okc oke okg oki okk oko okp on- onc one onf ong oni onk onn ono onp oo- ooc oof oog ooi ook oon ooo oop op- opc ope opf opg opi opk opn opo opp p-p pcc pce pcf pcg pci pck pcn pco pcp pec pee pef peg pei pek pen peo pep pfc pfe pff pfg pfi pfk pfn pfo pfp pgc pge pgf pgg pgi pgk pgn pgo pgp pic pie pif pig pii pik pin pio pip pkc pke pkf pkg pki pkn pko pkp pn- pnc pne pnf png pni pnk pnn pno pnp poc poe pof pog poi pok pon poo pop ppc ppe ppf ppg ppi ppk ppn ppo ppp