From bottom line to top: E G B D F

 Mnemonic:
Every Good Boy Does Fine.

 Mnemonic:
Every Good Boy Deserves Fudge (or Footie, Friendship, Fun, Fruit, etc.)

 Mnemonic:
Every Green Bogey Deserves Flicking

 Mnemonic:
Empty Garbage Before Dad Flips

 Mnemonic:
Ernie Gave Bert Dead Fish

 Mnemonic:
Every Good Bird Does Fly