Not sure what's going on in the above posts :) but it's good to know that you're planning on doing something about the search system.
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Is repgeek running on a private, dedicated server, or is hosted at a webhotel?
If its indeed running on a private server whit access to all settings, this can easily be fixed. If, however, a webhost is involved, itīs up to them to tweak the nessesary mysql settings.