Perhaps you should try some spelling variations:
vision theory » decision theory, action theory, dimension theory
avhr imagery » avhrr imagery, radar imagery, aster imagery
vision theme » vision three, vision time, visit them
2008 1st » 2008 21st, 2008 11th, 2008 10th
1st work » st work, best work, last work

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 1st work avhr imagery ((vision theme) OR (vision theory))".
• Adding a wildcard symbol may retrieve word variants: 2008 1st work avhr imagery ((vision theme) OR (vision theory))*.