-er -ic a-a a-c a-i aaa aac aae aaf aai aan aar aav ac- aca acc ace acf aci acn acr acv aea aec aee aef aei aen aer aev af- afa afc afe aff afi afn afr afv ai- aia aic aie aif aii ain air aiv an- ana anc ane anf ani ann anr anv ar- ara arc are arf ari arn arr arv av- ava avc ave avf avi avn avr c-- caa cac cae caf cai can car cav cca ccc cce ccf cci ccn ccr ccv ce- cea cec cee cef cei cen cer cev cfa cfc cfe cff cfi cfn cfr cfv ci- cia cic cie cif cii cin cir civ cn- cna cnc cne cnf cni cnn cnr cnv cra crc cre crf cri crn crr crv cva cvc cve cvf cvi cvn cvr cvv eaa eac eae eaf eai ean ear eav ec- eca ecc ece ecf eci ecn ecr ecv eea eec eee eef een eer eev ef- efa efc efe eff efi efr eia eic eie eif eii ein eir eiv en- ena enc ene enf eni enn enr env era erc ere erf eri ern err erv eva evc eve evf evi evn evr evv faa fac fae faf fai fan far fav fca fcc fce fcf fci fcn fcr fcv fea fec fee fef fei fen fer fev ffa ffc ffe fff ffi ffn ffr ffv fia fic fie fif fii fin fir fna fnc fne fnf fni fnn fnr fnv fra frc fre frf fri frn frr fva fvc i-f i-v ia- iaa iac iae iaf iai ian iar iav ica icc ice icf ici icn icr icv ie- iea iec iee ief iei ien ier iev ifa ifc ife iff ifi ifn ifr iia iic iie iif iii iin iir in- ina inc ine inf ini inn inr inv ir- ira irc ire irf iri irn irr irv iva ivc ive ivf ivi ivr ivv n-i naa nac nae naf nai nan nar nav nca ncc nce ncf nci ncn ncr ncv ne- nea nec nee nef nei nen ner nev nfa nfc nfe nff nfi nfn nfr nfv nia nic nie nif nii nin nir niv nna nnc nne nnf nni nnn nnv nra nrc nre nrf nri nrn nrr nrv nva nvc nve nvi nvn nvv ra- raa rac rae raf rai ran rar rav rca rcc rce rcf rci rcn rcr rcv re- rea rec ree ref rei ren rer rev rfa rfc rfe rff rfi rfn rfr rfv ria ric rie rif rii rin rir riv rna rnc rni rnn rnr rnv rra rrc rrf rri rrn rrr rva rvc rve rvf rvi rvn rvr rvv v-a v-e vaa vac vae vai van var vav vca vcc vce vcf vci vcn vcr vea vec vee vef vei ven ver vfa vfc vff vfi vfn vfr vfv vi- via vic vie vif vii vin vir viv vn- vna vnf vni vnr vnv vra vrc vre vrf vri vrn vrr vva vvc vvi vvr vvv