Develop melodies utilizing the stated letter notation and the provided theme.
X:1
L:1/8
Q:1/4=132
M:2/4
K:G
["d2 dg g2 fg ec'/a/ gf", 'd2 Bd dc AF GD EF', "b2 bg c'2 c'2"]  
X:1
L:1/8
Q:1/4=132
M:2/4
K:G
 d2 dg | g2 fg | ec'/a/ gf | g/f/g/a/ gg | d2 dg | g2 fg | ec'/a/ gf | g2 G2 :| d2 Bd | dc AF | 
 GD EF | G/F/G/A/ GG | d2 Bd | dc AF | GD EF | G2 G2 :| b2 bg | c'2 c'2 | af fd | g/f/g/a/ gg | 
 b2 bg | c'2 c'2 | ag f/g/a/f/ | g2 g2 :|  