$title: The title the 'go' feature has decided to forward the user to
&$url: Initially null, hook subscribers can set this to specify the final url to redirect to
-'SpecialSearchNogomatch': Called when user clicked the "Go" button but the
-target doesn't exist.
+'SpecialSearchNogomatch': Called when the 'Go' feature is triggered (generally
+from autocomplete search other than the main bar on Special:Search) and the
+target doesn't exist. Full text search results are generated after this hook is
+called.
&$title: title object generated from the text entered by the user
'SpecialSearchPowerBox': The equivalent of SpecialSearchProfileForm for