Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:6/8
K:G
['B2 B BDG', 'd2 d']  
X:1
L:1/8
M:6/8
K:G
 D2 G |:"G" B2 B BDG |"G" B2 B BDG |"G" BAG dcB |"D7" A2 B AFD |"D7" A2 A AFG |"D7" A2 A AFG |1 
"D7" ABc edc |"G" Bcd cBA :|2"D7" ABc AGF |"G" G3 B2 c ||"G" d2 B"D7" def |"C" gfe"G" dcB | 
"C" c2 c cde |"G" d2 d BGB |"C" c2 c cde |"G" d2 d BAG |"A7" A2 A ed^c |"D7" d2 d cBA | 
"G" B2 B BDG |"G" B2 B BDG |"G" BAG dcB |"D7" A2 B AGF |"C" E2 G"D7" FGA |"G" Bcd"C" edc | 
"G" Bcd"D7" cAF |"G" G3- G3 ||  