Seems like all those 5-7 pairs in the bottom 3 blocks should mean something : r/sudoku
What is the minimum number of numbers to place on a Sudoku board to solve it? - Quora
Sudoku Samurai Hard: Original Sudoku For Brain Power Vol. 7: Include 500 Puzzles Sudoku Samurai Hard Level (Hard Level Sudoku Samurai For Brain Power): Momo, Yamada: 9781532746970: Amazon.com: Books
Amazon.com: Sudoku - Puzzles & Games: Books
Berlitz Play Sudoku, Learn Japanese (English and Japanese Edition): Berlitz Publishing: 9789812689498: Amazon.com: Books
Suduko Hard Level: Sudoku Large Print 101 Puzzles: me: 9798628354148: Amazon.com: Books
Blank Sudoku: 500 Blank 9x9 Grids: Clarke, R J: 9781540355294: Amazon.com: Books
Sudoku
Amazon.com: Ancient Sudoku - PC : Video Games
Sudoku Nada for Android - APK Download
Brain Games - Large Print Sudoku Puzzles (Green) | Pricepulse
Chronicle Books Sudoku Vol. 2 Puzzle Pad: Easy to Medium: Pitkow, Xaq: 0765145120616: Amazon.com: Books
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Sudoku
Amazon.com: Sudoku Puzzles
Amazon creates 'Send to Kindle' button for quickly saving articles - Los Angeles Times
Amazon.com: Sudoku - Puzzles & Games: Books
Sudoku - Chrome Web Store - Google Chrome
500+ Sudoku Puzzles Book Extreme: Extreme Sudoku Puzzle Book for adults (with a: Books, Sudoku Puzzle: 9781979579353: Amazon.com: Books
Hey, I'm a complete begginer at the game. Could someone explain to me why a 1 can't go here? : r/sudoku
Sudoku and Word Search Puzzles for Adults Vol 2: Crazy, Puzzle: 9781682806470: Amazon.com: Books
Sudoku - Chrome Web Store - Google Chrome
Sudoku
Can I add a daily Sudoku puzzle to my blog? - Ask Dave Taylor
