dxSudoku #73 Improved X-Chain Search Algorithm

(4:10)

dxSudoku #72 Skyscrapers with Links, Chains, and Chutes

(10:41)

dxSudoku #75 Empty Rectangle with Group Nodes and Group Links

(7:52)

dxSudoku #7 Types of Triples

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dxSudoku #5 Locked Candidates (Types 1 and 2)

(7:54)

dxSudoku Quick Video #7 Naked Triples

(3:47)

dxSudoku #67 Part II XY-Chain Puzzle Solving Technique

(9:21)

The Simple Trick For Hard Sudokus

(21:56)

Triples: the Single Most Important Sudoku technique?

(20:10)

Sudoku Tutorial #98 The power of triplets and matching pairs.

(31:15)

Tricks For When You Get Stuck On A Hard Sudoku

(21:32)

Three Great Sudoku Techniques

(14:34)

Improve At Sudoku: What To Do When You Get Stuck

(16:23)

Sudoku. Tutorial #23 Hidden Matching pairs and other techniques.

(9:6)

Sudoku Tutorial # 88 The many tricks for Matching Pairs.

(29:43)

Sudoku 101: Hidden Triples

(19:4)

Top Nine Most Often Used Strategies for Solving Expert Sudoku Puzzles

(4:28)

dxSudoku #6 Hidden Pairs

(12:52)

dxSudoku #11 Hidden Triple and How To Find Them

(15:44)

dxSudoku #34 Hidden Triple Kata #1

(9:48)

dxSudoku #57 Naked Quad

(15:32)

How To Solve Sudoku XY-Chains - SHC #73

(28:56)

dxSudoku Quick Video #6 Hidden Pairs

(3:24)

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

(9:31)

dxSudoku #50 What Makes a Triple a Triple

(5:49)