Perhaps you should try some spelling variations:
tagus basin » tigris basin, ganges basin, thames basin
basin third » benin third, based third, asian third
over tagus » river tagus, lower tagus, over tasks
its world » his world, des world, its work
das world » das wort

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 ((its world) OR (das world)) over tagus basin third".
• Adding a wildcard symbol may retrieve word variants: 2008 ((its world) OR (das world)) over tagus basin third*.