-er ddd dde ddh ddn ddr dds de- ded dee deh den der des dh- dhd dhe dhh dhr dhs dnd dne dnh dnn dnr dns drd dre drn drr drs dsd dse dsh dsn dsr dss ed- edd ede edh edn edr eds eed eee een eer ees ehd ehe ehh ehn ehr ehs en- end ene enh enn enr ens erd ere erh ern err ers es- esd ese esh esn esr ess hdd hde hdh hdn hdr hds he- hed hee heh hen her hes hhd hhe hhh hhn hhr hhs hnd hne hnh hnn hns hr- hrd hre hrh hrn hrr hrs hsd hse hsh hsn hsr hss ndd nde ndh ndn ndr nds ne- ned nee neh nen ner nes nhd nhe nhh nhn nhr nhs nne nnh nnn nns nrd nre nrn nrr nrs nsd nse nsh nsn nsr nss rdd rde rdh rdn rdr rds re- red ree reh ren rer res rh- rhd rhe rhh rhn rhr rhs rnd rnh rnn rnr rns rrd rrh rrn rrr rrs rsd rse rsh rsn rsr rss sdd sde sdh sdn sdr sds se- sed see seh sen ser ses sh- shd she shh shn shr shs snd sne snn snr sns sr- srd sre srh srn srr srs ss- ssd sse ssh ssn ssr sss