-er -ic c-- ccc cce ccf ccg cch cci cck ccn ccr ce- cec cee cef ceg ceh cei cek cen cer cfc cfe cff cfg cfh cfi cfk cfn cfr cgc cge cgg cgh cgi cgn cgr ch- chc che chf chg chh chi chk chn chr ci- cic cie cif cig cih cii cik cin cir ckc ckh cki cn- cnc cne cnf cng cnh cni cnn cnr crc cre crf crg crh cri crk crn crr ec- ecc ece ecf ecg ech eci eck ecn ecr eec eee eef eeg eek een eer ef- efc efe eff efg efh efi efr egc ege egf egg egh egi egn egr ehc ehe ehf ehg ehh ehi ehn ehr eic eie eif eig eii eik ein eir ekc eke ekf ekg ekh eki ekr en- enc ene enf eng enh eni enk enn enr erc ere erf erg erh eri erk ern err fcc fce fcf fcg fci fck fcn fcr fec fee fef feg feh fei fek fen fer ffc ffe fff ffg ffh ffi ffk ffn ffr fgc fge fgf fgg fgh fgi fgn fgr fhc fhe fhf fhg fhh fhi fhn fhr fic fie fif fig fih fii fik fin fir fkc fkf fkg fki fkk fnc fne fnf fng fnh fni fnk fnn fnr frc fre frf frg frh fri frk frn frr gcc gce gcf gcg gch gci gck gcn gcr ge- gec gee gef geg geh gei gek gen ger gfc gfe gff gfh gfi gfk gfr ggc ggg ggh ggi ggn ggr ghc ghe ghg ghh ghi ghn ghr gic gie gif gig gih gii gik gin gir gkh gkn gnc gne gnf gni gnn gnr grc gre grf grg grh gri grk grn grr h-i hcc hce hcf hcg hch hci hck hcn hcr he- hec hee hef heg heh hei hek hen her hfc hfe hff hfg hfh hfi hfk hfn hfr hgc hge hgf hgg hgh hgi hgk hgn hgr hhc hhe hhf hhg hhh hhi hhk hhn hhr hic hie hif hig hih hii hik hin hir hkf hkg hkh hki hkk hkn hkr hnc hne hnf hng hnh hnk hnn hr- hrc hre hrf hrg hrh hri hrk hrn hrr i-f icc ice icf icg ich ici ick icn icr ie- iec iee ief ieg iei iek ien ier ifc ife iff ifg ifi ifn ifr igc ige igf igg igh igi igk ign igr ihc ihe ihf ihg ihh ihi ihk ihn ihr iic iie iif iih iii iin iir ikc ike ikf iki ikk ikr in- inc ine inf ing inh ini ink inn inr ir- irc ire irf irg iri irk irn irr kcc kce kcg kch kci kck kcn kcr ke- kec kee kef keg keh kei kek ken ker kfc kff kfg kfh kfi kgc kgf kgh kgi khe khf khh khi khk khn khr kic kie kif kig kih kii kik kin kir kkc kke kkh kki kkk kkn kkr kn- knc kne knf kng kni knk knn knr krc krf krg kri krk krn krr n-i ncc nce ncf ncg nch nci nck ncn ncr ne- nec nee nef neg neh nei nek nen ner nfc nfe nff nfi nfk nfn nfr ngc nge ngf ngg ngh ngi ngk ngn nhc nhe nhf nhg nhh nhi nhk nhn nhr nic nie nif nig nih nii nik nin nir nkc nke nkf nki nkk nkn nkr nnc nne nnf nng nnh nni nnk nnn nrc nre nrf nrg nri nrk nrn nrr rcc rce rcf rcg rch rci rcn rcr re- rec ree ref reg reh rei rek ren rer rfc rfe rff rfg rfh rfi rfk rfn rfr rgc rge rgf rgg rgh rgi rgk rgn rgr rh- rhc rhe rhf rhg rhh rhi rhn rhr ric rie rif rig rih rii rik rin rir rkc rke rkf rkg rkk rnc rng rnh rni rnn rnr rrc rrf rrg rrh rri rrk rrn rrr