Develop a musical piece using the given motif and adhere to the outlined musical structure.
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
['f2 e']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
 f2 e f2 e | (dc)d (A2 =c) | (BG)B (AF)A | (GE)G (F2 D) | f2 e f2 e | (dc)d A2 =c | BAG F2 D | 
 E3 D2 z | (DF)A (AF)D | (DF)A (B2 A) | (Ac)e (ec)A | (Ac)e (ef)g | (af)d (Bd)B | (ec)A (AB)c | 
 dBG F2 D | E3 E2 z ||  