Is there nothing that this cannot remedy? (4-3)

I believe the answer is:

cure-all

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'remedy?' is the definition.
(I know that cure-all is a type of remedy)

I don't understand the remainder of the clue.

(Other definitions for cure-all that I've seen before include "Universal remedy" , "Universal panacea" , "Panacea, nostrum" .)

I've seen this clue in The Telegraph.

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