* Advanced search options: some words, all words ("+" sign), none of these words ("-" sign), exact phrase search (double quotes), search by category, search by last time modified, search by first letter of a title.
* Search results include webpage title, URL, a relevant excerpt with searched words emboldened, and the time of the last update. Output is controlled by templates.
* Auto-index: you can configure cronjob task to update search engine database automatically a few pages at a time.
* Other features: exclude stop-words from search, exclude site navigation from search, word forms recognition (for example, if you enter the word "dive", the script will also be looking for the derivative words like "dives", "dived", and "diving"), etc.
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