What you are more than likely seeing is Fake Files...
This link will explain to you what they are and how to avoid them...
http://www.gnutellaforums.com/downlo...h-results.html
Try this it just might help you....
Go to your connections Tab in limewire, if it's not showing up go to Veiw > Show/Hide and make sure the connection tab has a tick next to it...
Then click on the Hosts and remove them and let Limewire search for some more...
Or disconnect from limewire and give it 10 - 15 mins and reconnect...