-er -ic a-a a-c a-i aaa aac aad aae aaf aai aan aap aar ac- aca acc acd ace acf aci acn acp acr ad- ada adc add ade adf adi adn adp adr aea aec aed aee aef aei aen aep aer af- afa afc afd afe aff afi afn afp afr ai- aia aic aid aie aif aii ain aip air an- ana anc and ane anf ani ann anp anr ap- apa apc apd ape apf api apn app apr ar- ara arc ard are arf ari arn arp arr c-- caa cac cad cae caf cai can cap car cca ccc ccd cce ccf cci ccn ccp ccr cda cdc cdd cde cdf cdi cdn cdp cdr ce- cea cec ced cee cef cei cen cep cer cfa cfc cfd cfe cff cfi cfn cfp cfr ci- cia cic cid cie cif cii cin cip cir cn- cna cnc cnd cne cnf cni cnn cnp cnr cpa cpc cpd cpe cpf cpi cpn cpp cpr cra crc crd cre crf cri crn crp crr daa dac dad dae daf dai dan dap dar dca dcc dcd dce dcf dci dcn dcp dcr dda ddc ddd dde ddf ddi ddn ddp ddr de- dea dec ded dee def dei den dep der dfa dfc dfd dfe dff dfi dfn dfp dfr di- dia dic did die dif dii din dip dir dna dnc dnd dne dnf dni dnn dnp dnr dpa dpc dpd dpe dpf dpi dpn dpp dpr dra drc drd dre dri drn drp drr eaa eac ead eae eaf eai ean eap ear ec- eca ecc ecd ece ecf eci ecn ecr ed- eda edc edd ede edf edi edn edp edr eea eec eed eee eef een eep eer ef- efa efc efd efe eff efi efp efr eia eic eid eie eif eii ein eip eir en- ena enc end ene enf eni enn enp enr ep- epa epc epd epe epf epi epn epp epr era erc erd ere erf eri ern erp err faa fac fad fae faf fai fan fap far fca fcc fcd fce fcf fci fcn fcp fcr fda fdc fdd fde fdf fdi fdn fdp fdr fea fec fed fee fef fei fen fep fer ffa ffc ffd ffe fff ffi ffn ffp ffr fia fic fid fie fif fii fin fip fir fna fnc fnd fne fnf fni fnn fnp fnr fpa fpc fpd fpe fpi fpn fpp fpr fra frc frd fre frf fri frn frp frr i-d i-f ia- iaa iac iad iae iaf iai ian iap iar ica icc icd ice icf ici icn icp icr ida idc idd ide idf idi idn idp idr ie- iea iec ied iee ief iei ien iep ier ifa ifc ifd ife iff ifi ifn ifp ifr iia iic iid iie iif iii iin iip iir in- ina inc ind ine inf ini inn inp inr ipa ipc ipd ipe ipf ipi ipn ipp ipr ir- ira irc ird ire irf iri irn irp irr n-i naa nac nad nae naf nai nan nap nar nca ncc ncd nce ncf nci ncn ncp ncr nda ndc ndd nde ndf ndi ndn ndp ndr ne- nea nec ned nee nef nei nen nep ner nfa nfc nfd nfe nff nfi nfn nfp nfr nia nic nid nie nif nii nin nip nir nna nnc nne nnf nni nnn nnp npa npc npd npe npf npi npn npp npr nra nrc nrd nre nrf nri nrn nrp nrr p-p paa pac pad pae paf pai pan pap par pca pcc pcd pce pcf pci pcn pcp pcr pda pdc pdd pde pdf pdi pdn pdp pdr pea pec ped pee pef pei pen pep per pfa pfc pfd pfe pff pfi pfn pfp pfr pia pic pid pie pif pii pin pip pir pn- pna pnc pnd pne pnf pni pnn pnp pnr ppa ppc ppd ppe ppf ppi ppn ppp ppr pra prc prd pre prf pri prn prp prr ra- raa rac rad rae raf rai ran rap rar rca rcc rcd rce rcf rci rcn rcp rcr rda rdc rdd rde rdf rdi rdn rdp rdr re- rea rec red ree ref rei ren rep rer rfa rfc rfd rfe rff rfi rfn rfp rfr ria ric rid rie rif rii rin rip rir rna rnc rnd rni rnn rnp rnr rpa rpc rpd rpe rpf rpi rpn rpp rpr rra rrc rrd rrf rri rrn rrp rrr