Create harmonious melodies following the given letter notation and incorporating the designated theme.
X:1
L:1/8
M:4/4
K:D
['BAFA DAFA BA e2 de egfe']  
X:1
L:1/8
M:4/4
K:D
|: DA |"D" BAFA DAFA |"G" BA (3Bcd"A" e2 de |"D" fagf"A7" egfe |"D" de (3fed"G" B2 dA | 
"D" BAFA DAFA |"G" BA (3Bcd"A" e2 de |"D" fagf"A7" egfe |"D" d2 dc d2 :: fg |"D" afdf a2 gf | 
"Em" efga"G" b2 ag |"D" fagf"A7" egfe |"D" de (3fed"G" B2 dA |"D" BAFA DAFA | 
"G" BA (3Bcd"A" e2 de |"D" fagf"A7" egfe |"D" d2 d2 d2 :|  