I find this very useful thought I might share 
R1 , R2 , R4 , R5 (Region codes) Releases Dates
R5 Releases Dates:
Eastern Europe, Africa, Central and South Asia, Mongolia, North Korea.
[August 2008]
( 12 August ) Hellboy 2: The Golden Army –> Hellboy 2 The Golden Army R5 LINE XViD-PUKKA
( 26 August ) The Mummy 3: Tomb of the Dragon Emporer –> The Mummy Tomb of the Dragon Emperor R5 LiNE XviD-ALLiANCE
( 28 August ) Deception –> Deception 2008 DVDRiP XviD-AMIABLE
[September 2008]
( 11 September ) Mirrors
( 30 September ) Iron Man