I have noticed this too. Usually, I just modify the URL myself.
All you have to do is click on the engine of your choice, and then add one of these to the end of the URL:
To sort by title:
&prefix_id_and=1&order=title
To sort by replies:
&prefix_id_and=1&order=reply_count
To sort by views:
&prefix_id_and=1&order=view_count
To sort by last post:
&prefix_id_and=1&order=last_post_date
For example, if you wanted all RPGM games sorted by the number of views, you would end up with:
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Combining tags is also possible but a little bit more involved.