Craft melodious tunes in accordance with the outlined letter representation and the provided thematic element.
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
['Bc dBGA GB (3dcB cAFE FG (3ABc', 'G2 GA Bcde fdcA dDEF GFGA Bcde']  
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
 Bc | dBGA GB (3dcB | cAFE FG (3ABc | BAGF GBdf | gb (3agf gage | dgdB G2 AB | cfcA F2 GA | 
 BGgd ecdF | AGGF G2 :| GA | Bcde fdcA | dDEF GFGA | Bcde fdge | afdc d2 (3def | gdBG ecAF | 
 GFGA BGEF | GDBG cedF | AGGF G2 :|  