Perhaps you should try some spelling variations:
power tagus » lower tagus, power stages, power talks
basin third » benin third, based third, asian third
power tag » power tac, power stage, power take
de world » die world, e world, 3e world
de word » de worde, code word, one word

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 ((de world) OR (de word)) ((power tagus) OR (power tag)) basin third.
• The words AND, OR and NOT may confuse the search; try adding quotes: "2008 ((de world) OR (de word)) ((power tagus) or (power tag)) basin third".
• Adding a wildcard symbol may retrieve word variants: 2008 ((de world) OR (de word)) ((power tagus) or (power tag)) basin third*.