Construct a musical work following the provided guidelines and thematic elements.
X:1
L:1/8
M:4/4
K:C
['c3 d', 'ef gfga'  
X:1
L:1/8
M:4/4
K:C
 GA | c3 d cded | c2 A4 GA | c3 d cdec | f2 (d2 d2) cA | c3 d cded | c2 A2 A2 c2 | G3 A GAcd | 
 e2 (d2 d2) || ef | gfga gede | c2 (A2 A2) ef | gfga gedc | e2 (d2 d2) ef | gfga gede | 
 c2 A2 A2 c2 | G3 A GAcd | e2 (d2 d2) ||  