Develop tuneful melodies adhering to the specified letter notation and including the supplied thematic aspect.
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
['EFE EFA BcB B2 c', 'eBe eBe efg f2 e']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
"^E dorian" G/F/ | EFE EFA | BcB B2 c | ded dcB | ABA FED | EFE EFA | BcB B2 c | dcB AGF | E3 E2 :| 
 e | eBe eBe | efg f2 e | ded dcB | ABA FED | eBe eBe | efg f2 e | dcB AGF | E3 E2 :|  