There are many sources of financial support available to postgraduate students. Competition for national research council studentships is strong but there are other sources. The key to success is to apply to as many sources as possible. Use Gradfund to search for funding sources.
Loans are available for vocational courses.
You may also consider self-funding . If you are already on a course and are having financial difficulties you may be eligible for hardship funds . There are also some awards available to international students .