WordTable::parseWords

static function parseWords($words)
{
	$result = array();
	foreach($words as $k => &$word)
	{
		$word = ToUpper(trim($word));
		$word = str_replace('%', '', $word);

		if($word == '')
			continue;

		$result[] = $word;
	}

	//natsort($result);

	return array_unique($result);
}