Devise a range of chord patterns to boost the harmonic depth of the chosen musical work.
D | F2 A d2 d | c2 c B2"^(Ab7)" B | A2 F (A G) E | (G3 F2) A | 
 d2 d c2 c | B2 B A2 F |"^(Ab)" A2"^(Db)" F (A G) E | D2- D- D2 |]  
X:1
L:1/4
Q:1/4=120
M:6/4
K:Db
 D |"Db" F2 A"Bbm" d2 d |"Ab" c2 c"Gb" B2"^(Ab7)" B |"Db" A2 F"Ab" (A G) E |"Ab7" (G3"Db" F2) A | 
"Db" d2 d"Ab" c2 c |"Gb" B2 B"Db" A2 F |"^(Ab)" A2"^(Db)" F"Ab7" (A G) E |"Db" D2-"Gb" D-"Db" D2 |]  