Perhaps you should try some spelling variations:
internacional em » internacional para (Expand Search)
instituto de » institutos de (Expand Search)
em pesquisa » de pesquisa (Expand Search), a pesquisa (Expand Search), da pesquisa (Expand Search)
colaboracao » elaboracao (Expand Search)
astronomicas » astronomica (Expand Search), astronomicos (Expand Search), astronomia (Expand Search)
astronomico » astronomia (Expand Search), agronomico (Expand Search), astronomo (Expand Search)
iasc » iac (Expand Search)

Try widening your search to All Fields.

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 em pesquisa (astronomicas OR astronomico)- iasc~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "instituto de colaboracao internacional em pesquisa (astronomicas OR astronomico)- iasc".
• Adding a wildcard symbol may retrieve word variants: instituto de colaboracao internacional em pesquisa (astronomicas OR astronomico)- iasc*.