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How to Find and Use Triplets in Sudoku Puzzles / Tutorial #9
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Sudoku Tutorial #4-A Part 1 / Basic AICs Examples & Tips
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Locked Candidates Type I (Pointing) / Sudoku Tutorial #6
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Sudoku tutorial #89 Remote matching pairs
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Expert Sudoku: The Basic Techniques Used By Champions
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How I "Cheat" at Sudoku
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Sudoku. Tutorial #23 Hidden Matching pairs and other techniques.
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