User blog comment:Dopp/Technical Update: February 7, 2012/@comment-3279487-20120207223307/@comment-168424-20120208223401

...meaning search has not been made a high priority. If Wikia decides to make search a priority, please tell us and then we'll see if it is any good. Until that happens, I will just avoid it and have generally given up on wiki search. It might be better just to embed Google search by default until it gets fixed.