What would happen if the Philippines, Malaysia, Indonesia, Brunei and East Timor united as one single country?

there was an organization calling for the unison of all Malay nations (Philippines, Malaysia, Indonesia, Brunei, East Timor) under one name which is "Melayu Raya". would it become a powerful nation?
Update: search www.wiipedia.org and type Maphilindo
Update 2: wat 'bout the Philippines and east TImor, they're christian?
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