Below are examples of the technical names of what we will be describing in the domain space of sudoku. I will also add useful links below to websites that have helped me understand the techniques better. I have made good use of https://sudoku9x9.com/techniques to understand the techniques better.
Naked Pair / Triplet / Quad
Hidden Pair / Triplet / Quad
Hidden Paid Code is based here
Stuff Here
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