Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
M:4/4
K:D
['', 'FA A2 BAFA', 'DE F2 EF DB B2 AFAB D2']  
X:1
L:1/8
M:4/4
K:D
 E |: FA A2 BAFA | B3 d ADFD | FA A2 BAFA | Bddc d2 de | fedf edBd | B3 A B2 dB | ADFA B3 d | 
 AFEF D2 DE :: F2 EF DB B2 | AFAB D2 DE | FA A2 BAFA | Bddc d2 de | fedf edBd | B3 A B2 dB | 
 ADFA B3 d | AFEF D2 DE :|  