sudoku solving techniques

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Y-wing (XY Wing) - an Advanced Sudoku technique

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How To Do Hard Sudokus In 10 Minutes

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Tutorial #40 A must know technique. NOT a puzzle.

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Top Nine Most Often Used Strategies for Solving Expert Sudoku Puzzles

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How to Solve a Sudoku Game

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X-Wings and the Rectangle Rule for Solving Medium to Hard Sudoku Puzzles

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Techniques for Hard Sudoku

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Х-wing - an Advanced Sudoku technique

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A Sudoku Secret to Blow Your Mind - Numberphile

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Triplets (a.k.a Triples) and Hidden Triplets Explained - A Sudoku Strategy You MUST Know

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How to play Sudoku

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In which I solve an EXTREME SUDOKU for Twitter

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Expert Sudoku: The Basic Techniques Used By Champions

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The Sudoku Trick All Expert Solvers Know

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The XY Wing a.k.a. the Y Wing: A Useful Sudoku Solving Technique When You Are STUCK !!!

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Hidden pairs - a Sudoku technique for beginners

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How to Play Sudoku for Absolute Beginners

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How to Solve Sudoku Puzzles - Sudoku Beginner Tutorial #1

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Crack Hard Sudoku Puzzles With the Skyscraper Pattern

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Swordfish - an Advanced Sudoku technique

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Improve At Sudoku: What To Do When You Get Stuck

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Making a Hard Sudoku really easy

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Y-wing Sudoku technique - Short Guide

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Sudoku Secrets No. 2: The X-Wing #shorts