This page's title is:

Page for Expansions in Site titles

and is defined as
Page for { $Term2 expansions} in { $Term1 site titles}
and shown here via a { $SITE_TITLE } treference

Browsing this link
?section=243&topic=Fremont+Tax&ceoi=7-3
changes it to
Page for Tax in Fremont

Browsing this link
?section=243&topic=Newark+Bagels&ceoi=6-6
changes it to
Page for Bagels in Newark

This resets it: ?section=243

If for some reason you really want a title to be immune from replacement, use terms4 or higher.
Page for { $Term4 Never changing} Titles
The presence of a TERMs reference will prevent the replacement, but as term 4 and higher are not passed in you always get the default value.