Need help with the following clues please
1D: What we should see in our pockets, we expect from the state
???E/???N?E (4-6)
2D: So aerodynamic, they can shoot through a letterbox ???E?? (6)
12A/3D: In the main there is no substance to their appearance. Witch craft
?????/?H?P? (5-5)
15A: It's some engaging appellation she has I?G? (4)
22A: Fishy little one this - could slip through your fingers ?L?E? (5)
Thanks in advance. Sorry for lack of letters.