Perhaps you should try some spelling variations:
"coleccion control portugal de clacso" » "coleccion centro portugal de clacso", "eleccion control portugal de clacso", "coleccion canto portugal de clacso", "coleccion contada portugal de clacso", "coleccion control tortura de clacso", "coleccion control political de clacso", "coleccion control portugal e clacso", "coleccion control portugal en clacso", "coleccion control portugal y clacso"
"coleccion botany portugal red clacso" » "coleccion notas portugal red clacso", "coleccion botella portugal red clacso", "coleccion becas portugal red clacso", "coleccion botany portugal en clacso", "coleccion botany portugal e clacso", "coleccion botany portugal et clacso"

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: (("coleccion botany portugal red clacso") or ("coleccion control portugal de clacso"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("coleccion botany portugal red clacso") OR ("coleccion control portugal de clacso")).
• Removing quotes may allow a broader search: (( coleccion botany portugal red clacso ) or ( coleccion control portugal de clacso )).
• Adding a wildcard symbol may retrieve word variants: (("coleccion botany portugal red clacso") or ("coleccion control portugal de clacso"))*.