Perhaps you should try some spelling variations:
conhecimentos tradicionais » conocimientos tradicionales (Expand Search), conocimiento tradicional (Expand Search)
conhecimento tradicional » conocimiento tradicional (Expand Search), conocimientos tradicionales (Expand Search)
a biodiversidade » la biodiversidad (Expand Search), y biodiversidad (Expand Search), de biodiversidad (Expand Search)
associados a » asociados a (Expand Search), associado a (Expand Search), associadas ao (Expand Search)

Try widening your search to All Fields.

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

• Removing quotes may allow a broader search: ((conhecimentos tradicionais) OR (conhecimento tradicional)) associados a biodiversidade.