Develop harmonious melodies based on the provided chord structures.
'Db', 'Ebm/Ab', 'Ab7', 'Db', 'Gb/Db', 'Db', 'Ab', 'Eb', 'Ab7', 'Db', 'Ebm/Ab', 'Ab7', 'Db', 'Gb/Db', 'Db', 'Db/Ab', 'Ab7', 'Db', 'Ab', 'Ab7', 'Db', 'Db/Ab', 'Ab7', 'Db'  
X:1
L:1/4
Q:1/4=115
M:4/4
K:Db
 A |"Db" A2 G F | F2 E D |"Ebm/Ab" (D C)"Ab7" B, C |"Db" D3 D |"Gb/Db" G2 F B |"Db" A2 F D | 
"Ab" E2 F"Eb" =G |"Ab7" A3 A |"Db" A2 G F | F2 E D |"Ebm/Ab" (D C)"Ab7" B, C |"Db" D3 D | 
"Gb/Db" G2 F B |"Db" A2 F D |"Db/Ab" F2"Ab7" F3/2 E/ |"Db" D3 || E |"Ab" E2 E3/2 F/ |"Ab7" G3 F | 
"Db" F2 F3/2 G/ | A3 A | d2 c3/2 B/ | A2 F D |"Db/Ab" F2"Ab7" F3/2 E/ |"Db" D3 |]  