Perhaps you should try some spelling variations:
instituto de » institutos de (Expand Search)
da pesquisa » de pesquisa (Expand Search), de pesquisas (Expand Search), em pesquisa (Expand Search)
a pesquisa » de pesquisa (Expand Search), de pesquisas (Expand Search)
colaboracao » elaboracao (Expand Search)
astronomicas- » astronomica- (Expand Search), astronomicos- (Expand Search), astronomia- (Expand Search)
iac* » inac* (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: instituto de colaboracao internacional ((da pesquisa) OR (a pesquisa)) astronomicas- iac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "instituto de colaboracao internacional ((da pesquisa) OR (a pesquisa)) astronomicas- iac*".