1337x.to works well too. If you use a website translator, like Firefox Translate, rutracker is great too.
Otherwise, private torrent sites (e.g. TorrentLeech) are the best addition to Usenet.
Keeping ratio is pretty easy if you set up Cross-Seed. It finds torrents matching your local files (e.g. Usenet downloads) and adds them to your torrent client without using additional space or downloading them again.