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Sudoku Tutorial #4-A Part 1 / Basic AICs Examples & Tips
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Sudoku Terminology / Tutorial #2
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Following a Logic Chain - to defeat a 'Very Hard' sudoku
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Empty Rectangles / Sudoku Tutorial #17
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Finned & Sashimi X Wings in Plain English! / Tutorial #11
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Sudoku. Lesson 2 vertical blocks using LCR and Ram
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Unique Rectangles Part 1 / Sudoku Tutorial #20
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