Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:4/4
K:D
['dF (3FFF', 'BAFA eA (3AAA egfe |1 dcdA BAFA']  
X:1
L:1/8
M:4/4
K:D
 dF (3FFF dFeF | dF (3FFF AFEF | dF (3FFF dfed |1 cdBc ABcA :|2 cdBc ABdf |: eA (3AAA eAfA | 
 eA (3AAA BAFA | eA (3AAA egfe |1 dcdA BAFA :|2 dcBA ^GABc |: d3 c dAFA | dcdA FDFA |1 d2 dc dfed | 
 cdBc Agfe :|2 dcdf edeg | (3fga ec dcBc ||  