You should be able to change this in your user preferences. Go to Special:Preferences, click on the "Search" tab, and uncheck everything but "Main". That will give you default search results like aethel's screenshot (Fanlore articles only, no user pages/templates/help pages/etc.).
![[community profile]](https://www.dreamwidth.org/img/silk/identity/community.png){kind=small}
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