Perhaps you should try some spelling variations:
model league » model legume, model lecture, model leakage
carlo world » halo world, pareto world
world model » world models
2008 carlo » 2008 karlo, 2008 cairo
jackson d » jackson _, jackson b, jackson j
jackson a » jackson _

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 carlo world model league ((jackson d) OR (jackson a)).
• Adding a wildcard symbol may retrieve word variants: 2008 carlo world model league ((jackson d) or (jackson a))*.