Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
M:6/8
K:C
['ega gec']  
X:1
L:1/8
M:6/8
K:C
"C" (cB)A"Em" GEG |"F" AcB"C" c3 | (cB)A"Em" GEG |"Am" AGE"G" D3 |"C" (cB)A"Em" GEG | 
"F" AcB"C" c2 G | ega"Em" gec |1"G7" fed"C" c2 A :|2"G7" fed"C" c2 d |:"C" ega gec | ega g3 | 
 ega gec |"F" fef"G" d3 |"C" cgc acg | ega gab | (c'b)a"Em" gec |"G7" fed"C" c3 :|  