-er -ic c-- ccc cce ccf cch cci cck ccn ccr ccs ce- cec cee cef ceh cei cek cen cer ces cfc cfe cff cfh cfi cfk cfn cfr cfs ch- chc che chf chh chi chk chn chr chs ci- cic cie cif cih cii cik cin cir cis ckc ckh cki cks cn- cnc cne cnf cnh cni cnn cnr cns crc cre crf crh cri crk crn crr crs csc cse csf csh csi csk csn csr css ec- ecc ece ecf ech eci eck ecn ecr ecs eec eee eef eek een eer ees ef- efc efe eff efh efi efr efs ehc ehe ehf ehh ehi ehn ehr ehs eic eie eif eii eik ein eir eis ekc eke ekf ekh eki ekr eks en- enc ene enf enh eni enk enn enr ens erc ere erf erh eri erk ern err ers es- esc ese esf esh esi esk esn esr ess fcc fce fcf fci fck fcn fcr fcs fec fee fef feh fei fek fen fer fes ffc ffe fff ffh ffi ffk ffn ffr ffs fhc fhe fhf fhh fhi fhn fhr fhs fic fie fif fih fii fik fin fir fis fkc fkf fki fkk fnc fne fnf fnh fni fnk fnn fnr fns frc fre frf frh fri frk frn frr frs fsc fse fsf fsh fsi fsk fsn fsr fss h-i hcc hce hcf hch hci hck hcn hcr hcs he- hec hee hef heh hei hek hen her hes hfc hfe hff hfh hfi hfk hfn hfr hfs hhc hhe hhf hhh hhi hhk hhn hhr hhs hic hie hif hih hii hik hin hir his hkf hkh hki hkk hkn hkr hks hnc hne hnf hnh hnk hnn hns hr- hrc hre hrf hrh hri hrk hrn hrr hrs hsc hse hsf hsh hsi hsk hsn hsr hss i-f icc ice icf ich ici ick icn icr ics ie- iec iee ief iei iek ien ier ies ifc ife iff ifi ifn ifr ifs ihc ihe ihf ihh ihi ihk ihn ihr ihs iic iie iif iih iii iin iir iis ikc ike ikf iki ikk ikr iks in- inc ine inf inh ini ink inn inr ins ir- irc ire irf iri irk irn irr irs is- isc ise isf ish isi isk isn isr iss kcc kce kch kci kck kcn kcr kcs ke- kec kee kef keh kei kek ken ker kes kfc kff kfh kfi kfs khe khf khh khi khk khn khr khs kic kie kif kih kii kik kin kir kis kkc kke kkh kki kkk kkn kkr kks kn- knc kne knf kni knk knn knr krc krf kri krk krn krr krs ksc kse ksf ksh ksi ksk ksn ksr kss n-i ncc nce ncf nch nci nck ncn ncr ncs ne- nec nee nef neh nei nek nen ner nes nfc nfe nff nfi nfk nfn nfr nfs nhc nhe nhf nhh nhi nhk nhn nhr nhs nic nie nif nih nii nik nin nir nis nkc nke nkf nki nkk nkn nkr nks nnc nne nnf nnh nni nnk nnn nns nrc nre nrf nri nrk nrn nrr nrs nsc nse nsf nsh nsi nsk nsn nsr nss rcc rce rcf rch rci rcn rcr rcs re- rec ree ref reh rei rek ren rer res rfc rfe rff rfh rfi rfk rfn rfr rfs rh- rhc rhe rhf rhh rhi rhn rhr rhs ric rie rif rih rii rik rin rir ris rkc rke rkf rkk rks rnc rnh rni rnn rnr rns rrc rrf rrh rri rrk rrn rrr rrs rsc rse rsf rsh rsi rsk rsn rsr rss scc sce scf sch sci sck scn scr scs se- sec see sef seh sei sek sen ser ses sfc sfe sff sfh sfi sfk sfn sfr sfs sh- shc she shf shh shi shk shn shr shs sic sie sif sih sii sik sin sir sis sk- skc ske skf skh ski skk skr sks snc sne snf sni snk snn snr sns sr- src sre srf srh sri srk srn srr srs ss- ssc sse ssf ssh ssi ssk ssn ssr sss