I tried to use the "SEARCH" function in the "Xylotex" forum and it is not working. The main search function isn't either, however some forum search functions are.
For a variety of reasons, the search function on CNCZONE.COM sucks.
The good news is, you don't need it. Just google search for:
site:cnczone.com xylotex whatever-you-are-looking-for