-er a-a aaa aad aae aan aar aas ad- ada add ade adn adr ads aea aed aee aen aer aes an- ana and ane ann anr ans ar- ara ard are arn arr ars as- asa asd ase asn asr ass daa dad dae dan dar das dda ddd dde ddn ddr dds de- dea ded dee den der des dna dnd dne dnn dnr dns dra drd dre drn drr drs dsa dsd dse dsn dsr dss eaa ead eae ean ear eas ed- eda edd ede edn edr eds eea eed eee een eer ees en- ena end ene enn enr ens era erd ere ern err ers es- esa esd ese esn esr ess naa nad nae nan nar nas nda ndd nde ndn ndr nds ne- nea ned nee nen ner nes nna nne nnn nns nra nrd nre nrn nrr nrs nsa nsd nse nsn nsr nss ra- raa rad rae ran rar ras rda rdd rde rdn rdr rds re- rea red ree ren rer res rna rnd rnn rnr rns rra rrd rrn rrr rrs rsa rsd rse rsn rsr rss saa sad sae san sar sas sda sdd sde sdn sdr sds se- sea sed see sen ser ses sna snd sne snn snr sns sr- sra srd sre srn srr srs ss- ssa ssd sse ssn ssr sss