Formulate diverse chord combinations to augment the harmonic richness of the given musical work.
[ec][dB] [cA][BG] | [cA]3 [cA] | [BG][dB] [BG][GE] | [AD]2 [dF]2 | 
 [ec][dB] [cA][BG] | [cA]3 [cA] | [BG][dB] [BG][GE] | [AD]2 [AD] z |] 
 [GD][GD] [FD][GE] | [AF]3 [BG] | [cA][AF] [BG][GE] | [AD]2 [dF]2 | 
 [GD][GD] [FD][GE] | [AF]3 [BG] | [cA][AF] [BG][GE] | [AD]2 [AD] z |]  
X:1
L:1/8
M:2/4
K:G
"C" [ec][dB] [cA][BG] |"D" [cA]3 [cA] |"G" [BG][dB] [BG][GE] |"D" [AD]2 [dF]2 | 
"C" [ec][dB] [cA][BG] |"D" [cA]3 [cA] |"G" [BG][dB] [BG][GE] |"D" [AD]2 [AD] z |] 
"G" [GD][GD] [FD][GE] |"D" [AF]3 [BG] | [cA][AF]"A7" [BG][GE] |"D" [AD]2 [dF]2 | 
"G" [GD][GD] [FD][GE] |"D" [AF]3 [BG] | [cA][AF]"A7" [BG][GE] |"D" [AD]2 [AD] z |]  