Mage/Warlock/Priest 3-boxing

Hello,

I need macros for DPS Warlock, Frost Mage (AoE) and Holy Priest (Healing) where i should put my spells? Now my spells looks like this:

Frostbolt - Mind Blast
Fireball - Smite
Fire Blast - Shadow Word: Pain
Arcane Missles - Mind Flay

Frost Nova - ? what i should put here ?
Arcane Explosion - ? what i should put here ?
? what i should put here ? - Physic Scream

plz tell some more spells. 8)

Buummppooops.

3 sec

Fireball/Frostbolt shadowbolt smite/mana burn(vs spellcaster)

1.5 sec

Scorch searing pain smite

0 sec

fire blast/cone of cold shadowburn holy nova

channeling

arcane missles drain life mind flay

cc on rotation

frost nova fear/or grp fear fear

aoe

blizzard ring of fire holy nova

arcane explotion hellfire holy nova(will heal the locks damage from hellfire)