-er a-a a-i aaa aae aai aan aar aas aea aee aei aen aer aes ai- aia aie aii ain air ais an- ana ane ani ann anr ans ar- ara are ari arn arr ars as- asa ase asi asn asr ass eaa eae eai ean ear eas eea eee een eer ees eia eie eii ein eir eis en- ena ene eni enn enr ens era ere eri ern err ers es- esa ese esi esn esr ess ia- iaa iae iai ian iar ias ie- iea iee iei ien ier ies iia iie iii iin iir iis in- ina ine ini inn inr ins ir- ira ire iri irn irr irs is- isa ise isi isn isr iss n-i naa nae nai nan nar nas ne- nea nee nei nen ner nes nia nie nii nin nir nis nna nne nni nnn nns nra nre nri nrn nrr nrs nsa nse nsi nsn nsr nss ra- raa rae rai ran rar ras re- rea ree rei ren rer res ria rie rii rin rir ris rna rni rnn rnr rns rra rri rrn rrr rrs rsa rse rsi rsn rsr rss saa sae sai san sar sas se- sea see sei sen ser ses sia sie sii sin sir sis sna sne sni snn snr sns sr- sra sre sri srn srr srs ss- ssa sse ssi ssn ssr sss