Develop harmonious melodies based on the provided chord structures.
'Em', 'G', 'D', 'Em', 'D', 'Em', 'D', 'Em', 'Em', 'Em', 'D', 'Em', 'D', 'Em', 'D', 'Em', 'D', 'D', 'Em'  
X:1
L:1/8
M:4/4
K:Edor
"Em" E3 F GFGA |"G" BGdB"D" AFDF |"Em" E3 G B2 Bc |"D" dBAd BEED |"Em" E3 F GFGA |"D" B3 =c AFDF | 
"Em" E3 G B2 Bc |"Em" dBAd Beed |"Em" e2 ef gfef |"D" d3 f afdf |"Em" e2 ef gfef |"D" dBAd Beed | 
"Em" e2 ef gfef |"D" d3 f af d2 |"Em" BdBA"D" FABc |"D" dBAd"Em" BE E2 |]  