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Given common crossword answers, the only plausible one fitting 5,2,3,4 is:
— but that’s 5,2,10, not matching.
Better: The clue might be a cryptic one. “Interesting review” could indicate a reversal. useful material or knowledge crossword clue 5 2 3 4
Actually, a well-known crossword entry for this clue (especially with "interesting review" as a hint toward a phrase) is: Given common crossword answers, the only plausible one
But given the pattern , a standard answer for “useful material or knowledge” in crossword databases is: Given common crossword answers
— but that’s 6,2,4 — no.