Code:
SELECT title, hometext, bodytext, storyid, topicid, topic_id, created, topic_title
FROM artikel_stories, artikel_topics
WHERE artikel_stories.topicid = artikel_topics.topic_id and (title LIKE '%$_POST[suche]%' OR hometext LIKE '%$_POST[suche]%' OR bodytext LIKE '%$_POST[suche]%') GROUP BY storyid order by title asc