Develop diverse chord patterns to increase the melodic richness of the submitted musical excerpt.
d/B/ |: Ad dc/B/ | AF FE/F/ | GB BA/G/ | FD D2 | Ad dc/B/ | AF FE/F/ | GB BA | 
 D2 D2 :: dA/d/ fa | ge e/f/e/d/ | cA/c/ eg | fd f/g/f/e/ | dA/d/ fa | ge ed | 
 cb ba | d2 d2 :|  
X:1
L:1/8
M:2/4
K:D
 d/B/ |:"D" Ad dc/B/ | AF FE/F/ |"G" GB BA/G/ |"D" FD D2 | Ad dc/B/ | AF FE/F/ |"G" GB"A" BA | 
"D" D2 D2 ::"D" dA/d/ fa |"A" ge e/f/e/d/ | cA/c/ eg |"D" fd f/g/f/e/ | dA/d/ fa |"A" ge ed | 
"A" cb"G" ba |"D" d2 d2 :|  