Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:2/4
K:Amin
['DE FG A>G A/G/F', 'G/F/E DE FG A>G A/G/F D2 AB']  
X:1
L:1/8
M:2/4
K:Amin
"^Voorspel""Dm" DE FG | A>G A/G/F |"A7" GE"Dm" D2 |]"^A""Dm" DE FG | A>G A/G/F |"A7" G>F G/F/E | 
"Dm" DE FG | A>G A/G/F |"A7" GE"Dm" D2 :|"^B""Am" AB cd | e>d c/B/A |"Dm" dc BA |"E7" B>A ^G/F/E | 
"Am" Ac"E7" B^G |"Dm" A4 :|  