Develop a musical composition based on the provided pattern of letters and incorporating the given motif within it.
X:1
L:1/16
M:3/4
K:C
['CEGceg ecGEGE CEGceg', 'CEGceg ecGEGE CEGceg']  
X:1
L:1/16
M:3/4
K:C
 z4 | CEGceg ecGEGE CEGceg | CEGceg ecGEGE CEGceg | fgfefe dfdcdc BcBAGF | ECEGce gecGEC G,GGGGG | 
 CEGceg ecGEGE CEGceg | CEGceg ecGEGE CEGceg | fgfefe dedcdc BAGFED | CEGceg C4 || z4 | 
 ^FFF AAA ccc ddd ^fff aaa | g2 ddd BGG GGG BBB ddd | cddddd Addddd ^Fddddd | 
 Gddddd BGGGGG BBB GGG | ^FFF AAA ccc ddd ^fff aaa | g2 ddd BGG GGG BBB ddd | 
 cddddd Addddd ^Fddddd | GBBBBB G4 z4 | CEGceg ecGEGE CEGceg | CEGceg ecGEGE CEGceg | 
 fgfefe dedcdc BcBAGF | ECEGce gecGEC G,GGGGG | CEGceg ecGEGE CEGceg | CEGceg ecGEGE CEGceg | 
 fgfefe dedcdc BAGFED | CEGceg C4 z4 |]  