-er a-a aaa aad aae aah aan aar ad- ada add ade adh adn adr aea aed aee aeh aen aer aha ahd ahe ahh ahn ahr an- ana and ane anh ann anr ar- ara ard are arh arn arr daa dad dae dah dan dar dda ddd dde ddh ddn ddr de- dea ded dee deh den der dh- dha dhd dhe dhh dhr dna dnd dne dnh dnn dnr dra drd dre drn drr eaa ead eae eah ean ear ed- eda edd ede edh edn edr eea eed eee een eer eha ehd ehe ehh ehn ehr en- ena end ene enh enn enr era erd ere erh ern err haa had hae hah han har hda hdd hde hdh hdn hdr he- hea hed hee heh hen her hha hhd hhe hhh hhn hhr hna hnd hne hnh hnn hr- hra hrd hre hrh hrn hrr naa nad nae nah nan nar nda ndd nde ndh ndn ndr ne- nea ned nee neh nen ner nha nhd nhe nhh nhn nhr nna nne nnh nnn nra nrd nre nrn nrr ra- raa rad rae rah ran rar rda rdd rde rdh rdn rdr re- rea red ree reh ren rer rh- rha rhd rhe rhh rhn rhr rna rnd rnh rnn rnr rra rrd rrh rrn rrr