Develop a musical composition based on the provided pattern of letters and incorporating the given motif within it.
X:1
L:1/8
M:6/8
K:C
['f |{f} e2 c dcB |{B} c2', 'age fdd d2']  
X:1
L:1/8
M:6/8
K:C
 f |{f} e2 c dcB |{B} c2 A GFE | FGA cGE | dDD D2 f |{f} e2 c dcB |{B} c2 A GFE | FGA cGF | 
 ECC C2 :: e/f/ | gec cdc | fef{ef} g2 e | f2 g age | fdd d2 e/f/ | gec cdc | fef{ef} g2 f | 
{f} e2 d egf | ecc c2 e/f/ | gec cec | fef gfe | f2 g age | fdd d2 f | e2 c dcB | c2 A GFE | 
 FGA cGF | ECC C2 |]  