Develop musical themes that match the provided chord sequences.
'D', 'Em', 'A7', 'Bm', 'A7', 'G', 'D', 'G', 'A7', 'D', 'D', 'G', 'D', 'A', 'D', 'Bm', 'Em', 'A7', 'D', 'G', 'A', 'G', 'D', 'G', 'A7', 'D'  
X:1
L:1/8
M:4/4
K:D
 dB |"D" ADF{E}D ADF{E}D | Adcd fedc |"Em" BEG{F}E BEG{F}E | Beed"A7" cdeg |"Bm" fBBd fedB | 
"A7" dfeg"G" dfag |"D" fdec"G" dBAG |"A7" FGEF"D" D2 :: fg |"D" afdg"G" bgeg |"D" fdec"A" dcBA | 
"D" Bddc"Bm" defg |"Em" abgb"A7" a2 fg |"D" abaf"G" gfeg |"A" fdec"G" dfag |"D" fdec"G" dBAG | 
"A7" FGEF"D" D2 :|  