Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
M:3/4
K:A
['a2 a2', 'f2 g2']  
X:1
L:1/8
M:3/4
K:A
 Aa g2 f2 | e2 d2 c2 | Bc d2 B2 | ^GABG E2 | a2 a2 a2 | f2 ^d2 e2 | fagfed | e6 :: e2 f2 g2 | 
 fgaf d2 | f2 g2 a2 | gabg e2 | ea g2 f2 | e2 d2 c2 | BdcBAG | A6 :|  