Compose melodious music utilizing the prescribed letter representation and integrating the given thematic element.
X:1
L:1/8
M:2/4
K:D
['dc dB BA', '[AF][FD] [GE]/[AF]/[GE]/[FD]/ ([CE]2 [EC]2) [BG][GE] (B4 [BG])[GE]']  
X:1
L:1/8
M:2/4
K:D
 dc | dB BA | [FD]2 dc | dB BA | [GE]2 cB | cA AG | [EC]2 cB | AA BA | [FD]2 dc | dB BA | 
 [FD]2 dc | dB BA | [GE]2 cB | cA AG | [EC]2 cB | AA Bc |1 ([Dd]4 | [dD]2) :|2 (d4 | d4) | 
 c/d/c/B/ (A2 | A)d cB | A/B/A/G/ (F2 | F2) AF |: (A4 | A)[FD] [AF][FD] | 
 [GE]/[AF]/[GE]/[FD]/ ([CE]2 | [EC]2) [BG][GE] | (B4 | [BG])[GE] [BG][GE] | 
 [AF]/[BG]/[AF]/[GE]/ ([FD]2 | [DF]2) [AF][FD] | (A4 | [AF])[FD] [AF][BG] | 
 [cA]/[dB]/[cA]/[BG]/ ([cA]2 | [Ac])[BG] [cA][dB] | [cA]/[dB]/[cA]/[BG]/ ([AF]2 | 
 [FA])[GE] [AF][BG] | [AF]/[BG]/[AF]/[GE]/ [FD]2 |1 [FD]2 [AF][FD] :|2 [FD]2 FA | d z3 ||  