-er a-a aaa aae aan aar aas aea aee aen aer aes an- ana ane ann anr ans ar- ara are arn arr ars as- asa ase asn asr ass eaa eae ean ear eas eea eee een eer ees en- ena ene enn enr ens era ere ern err ers es- esa ese esn esr ess naa nae nan nar nas ne- nea nee nen ner nes nna nne nnn nns nra nre nrn nrr nrs nsa nse nsn nsr nss ra- raa rae ran rar ras re- rea ree ren rer res rna rnn rnr rns rra rrn rrr rrs rsa rse rsn rsr rss saa sae san sar sas se- sea see sen ser ses sna sne snn snr sns sr- sra sre srn srr srs ss- ssa sse ssn ssr sss