-er -ic a-a a-c a-i aaa aac aae aaf aai aan aap aar ac- aca acc ace acf aci acn acp acr aea aec aee aef aei aen aep aer af- afa afc afe aff afi afn afp afr ai- aia aic aie aif aii ain aip air an- ana anc ane anf ani ann anp anr ap- apa apc ape apf api apn app apr ar- ara arc are arf ari arn arp arr c-- caa cac cae caf cai can cap car cca ccc cce ccf cci ccn ccp ccr ce- cea cec cee cef cei cen cep cer cfa cfc cfe cff cfi cfn cfp cfr ci- cia cic cie cif cii cin cip cir cn- cna cnc cne cnf cni cnn cnp cnr cpa cpc cpe cpf cpi cpn cpp cpr cra crc cre crf cri crn crp crr eaa eac eae eaf eai ean eap ear ec- eca ecc ece ecf eci ecn ecr eea eec eee eef een eep eer ef- efa efc efe eff efi efp efr eia eic eie eif eii ein eip eir en- ena enc ene enf eni enn enp enr ep- epa epc epe epf epi epn epp epr era erc ere erf eri ern erp err faa fac fae faf fai fan fap far fca fcc fce fcf fci fcn fcp fcr fea fec fee fef fei fen fep fer ffa ffc ffe fff ffi ffn ffp ffr fia fic fie fif fii fin fip fir fna fnc fne fnf fni fnn fnp fnr fpa fpc fpe fpi fpn fpp fpr fra frc fre frf fri frn frp frr i-f ia- iaa iac iae iaf iai ian iap iar ica icc ice icf ici icn icp icr ie- iea iec iee ief iei ien iep ier ifa ifc ife iff ifi ifn ifp ifr iia iic iie iif iii iin iip iir in- ina inc ine inf ini inn inp inr ipa ipc ipe ipf ipi ipn ipp ipr ir- ira irc ire irf iri irn irp irr n-i naa nac nae naf nai nan nap nar nca ncc nce ncf nci ncn ncp ncr ne- nea nec nee nef nei nen nep ner nfa nfc nfe nff nfi nfn nfp nfr nia nic nie nif nii nin nip nir nna nnc nne nnf nni nnn nnp npa npc npe npf npi npn npp npr nra nrc nre nrf nri nrn nrp nrr p-p paa pac pae paf pai pan pap par pca pcc pce pcf pci pcn pcp pcr pea pec pee pef pei pen pep per pfa pfc pfe pff pfi pfn pfp pfr pia pic pie pif pii pin pip pir pn- pna pnc pne pnf pni pnn pnp pnr ppa ppc ppe ppf ppi ppn ppp ppr pra prc pre prf pri prn prp prr ra- raa rac rae raf rai ran rap rar rca rcc rce rcf rci rcn rcp rcr re- rea rec ree ref rei ren rep rer rfa rfc rfe rff rfi rfn rfp rfr ria ric rie rif rii rin rip rir rna rnc rni rnn rnp rnr rpa rpc rpe rpf rpi rpn rpp rpr rra rrc rrf rri rrn rrp rrr