What happens when you try to download? Do files sit connecting for ages & then need more sources, or do files not move into the download pane at all? Is your LW connected properly?

If files are connecting/need more sources, they might be fakes. These threads will help out in that case.
Fake files showing up in search results
How to find music

If files aren't moving into the download pane at all, try the advice in this thread.
License (click)