Topic View
http://www.ffxiah.com/forum/search/?view=topics&q=equipment+not+showing
Post View
http://www.ffxiah.com/forum/search/?view=posts&q=FFXI+still+down
AND OR
http://www.ffxiah.com/forum/search/?view=posts&q=%22WOW+sucks%22+OR+%22FFXI+sucks%22
Wildcards
http://www.ffxiah.com/forum/search/?view=posts&q=what+does+*+mean
There are other things you can do like narrow your search to a particular topic/forum/group Example.
http://www.ffxiah.com/forum/search/?q=lol&topic_id=4467
The Google search link is still provided in case you can't find what you are looking for. I am still testing the system.