Why do some duplicate questions not refer to the original question?
114583
Should users be allowed to remove the "Possible Duplicate" links on closed questions?
105400
What should we do about *identical* cross-site duplicates? (i.e., copy-and-paste cross-posting)
100366
What is best way to find duplicate questions?
3426
What is a "closed" or "duplicate" question?
71646
Duplicates of an outdated question
109724
Is it okay to repost a question from another website that was never answered there?
32806
Why are "Questions that may already have your answer" search results better than the actual search results?
25926
Why can't I accept two answers for the same question?
114835
Why don't I get credit for closing one of my own questions as a duplicate
104491
Single question thread with multiple questions, some duplicates
72826
New question asking form sometimes leads to accidental double posts of questions
11336
How should we deal with duplicate answers?
90223
Why do some questions have a favorite count of 0 while others have none?
137347
How to ask multiple similar but different questions?
102097
How to find all questions that were duplicates of another question?
117258
Is it ok to to delete and repost a duplicate question?
31011
Asking a question that *must* have been asked before but I can't find