Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:2/4
K:D
['', 'a{c}d{c}d{c}d dc/>d/ e/>f/g |{a}', "(d'>.g) (b/a/)(a/g/) ::[K:G] [fAD]3 a (.g/>.a/)b/g/ (a/g/)B/e/", 'z2 [fAD]3 a (.g/>.a/)b/g/ (a/g/)B/e/ dFFF |{A}', '', '(a/g/)B/e/ dFdF |{B}']  
X:1
L:1/8
M:2/4
K:D
"A" |:{^g} a{c}d{c}d{c}d | dc/>d/ e/>f/g |{a} gccc |{e} d/>c/d/e/ f/g/a |{^g} a{c}d{c}d{c}d | 
 dc/>d/ e/>f/g |{a} gc{a} gc |{f} (.d/>.c/)d/e/ d"B" ::[K:A] (.c>.d) g/a/b/c'/ | d'c' (.e'>.a) | 
 c'b (.d'>.g) | ba c' | (.e>.f) g/a/b/c'/ | d'c' (.e'>.a) | c'b (d'>.g) | 
 (b/a/)(a/g/) a2"_D.C.""C" ::[K:G] [fAD]3 a | (.g/>.a/)b/g/ (a/g/)B/e/ | dF dF | 
 (.B/>.G/)G/F/ G2 :|"D" |] B,2 ^A,B, | CB, ^DE | GF ^AB | cB z2 | [fAD]3 a | 
 (.g/>.a/)b/g/ (a/g/)B/e/ | dFFF |{A} G/>F/G/A/ B/c/d | [fAD]3 a | (.g/>.a/)b/g/ (a/g/)B/e/ | 
 dFdF |{B} (.A/>.G/)G/E/ G2"_D.C." |]  