Compose a musical work that seamlessly incorporates the assigned motif and abides by the given alphabetical pattern.
X:1
L:1/8
M:3/4
K:D
['a2 a2', 'e2 e2']  
X:1
L:1/8
M:3/4
K:D
 a2 a2 a2 | a2 fdec | d2 A2 A2 | A2 FDEC | D2 f2 ef | d4 c2 | BdcBAG | A6 :: e2 e2 e2 | e2 cAB^G | 
 A2 a2 a2 | a2 fdec | d2 b2 a2 | Tg4 f2 | egfgac | d6 :|  