Perhaps you should try some spelling variations:
robert league » robot league, robert lepage, robert sprague
4th world » 20th world, 18th world, 19th world
6th world » 20th world, 18th world, 19th world
league 6 » league _, league a, league 2
6 third » 3 third, 5 third

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: 2008 ((4th world) OR (6th world)) robert league 6 third.
• Adding a wildcard symbol may retrieve word variants: 2008 ((4th world) or (6th world)) robert league 6 third*.