Develop diverse chord patterns to increase the melodic richness of the submitted musical excerpt.
G | cdec Ac F2 | cdec Bd d2 | edce dcdc | Bcdg eccB :| 
[K:G] c2 Ac dBGB | c2 Ac Bdgd | c2 Ac Bdgd | ecAf gdBG :| 
 cA(3AAA ABcd | edef gdBG | cA(3AAA ABcd | eB^GB EBGe | cA(3AAA ABcd | 
 edef gabg | fede fgab | c'afd g4 :|  
X:1
L:1/8
M:4/4
K:C
 G |"C" cdec"F" Ac F2 |"C" cdec"G" Bd d2 |"C" edce"D" dcdc |"G" Bcdg"C" eccB :| 
[K:G]"D" c2 Ac"G" dBGB |"D" c2 Ac"G" Bdgd |"D" c2 Ac"G" Bdgd |"D" ecAf"G" gdBG :| 
"Am" cA(3AAA ABcd |"D" edef"G" gdBG |"Am" cA(3AAA ABcd |"E7" eB^GB EBGe |"Am" cA(3AAA ABcd | 
"D" edef"G" gabg |"D" fede fgab |"D" c'afd"G" g4 :|  