<p>There have been at least four deaths in the New South Wales flood emergency which has isolated tens of thousands from the state's central coast to Grafton in the north.</p>

There have been at least four deaths in the New South Wales flood emergency which has isolated tens of thousands from the state's central coast to Grafton in the north.

Flood-struck communities struggle as rain moves south

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Flood-struck communities struggle as rain moves south

Flood-struck communities struggle as rain moves south