Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
M:2/4
K:G
['B>c de', 'cA AG']  
X:1
L:1/8
M:2/4
K:G
 B>c de | dB Bd | cA AB/d/ | ed BA | B>c de | de/d/ Bd | cA DF | AG G2 :| F>G AB | cA AG | Ad cA | 
 AG FD | F>G AB |1 cA AG | Ad cA | G2 G2 :|2 cA c/d/e | dc AF | G2 G2 ||  