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:D
['d2 A']  
X:1
L:1/8
M:6/8
K:D
 A |"D" DFA d2 A |"G" B2 A"D" d2 A |"G" Bcd"Em" efg |"A7" efd cBA |"D" DFA d2 A |"G" B2 A"Bm" Bcd | 
"Em" egf"A7" edc |"D" d3- d2 :| g |"D" fed"Em" g2 e |"F#m" a2 f"G" b2 g |"D" fef"Bm" def | 
"Em" efd"A7" cBA |"D" fed"Em" g2 e |"F#m" a2 f"G" b2 g |"D" fga"A7" Adc |"D" d3- d2 || g | 
"D" fdf"Em" geg |"D" afa"G" bgb |"D" afd"Bm" Bcd |"E" efd"A7" cBA |"D" DFA d2 A | 
"G" B2 A"^D/f#" Bcd |"Em" egf"A7" edc |"D" d3- d2 |]  