Perhaps you should try some spelling variations:
league jason » teague jason, league jan, league boston
world lower » world power, world powers, world low
world love » world level, world over, world life
jason chen » jason chong, jason chung, jason owen
2008 acm » 2008 a, 2008 a2, 2008 a1

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "2008 acm ((world lower) OR (world love)) league jason chen*".