Perhaps you should try some spelling variations:
"cuba foreign legislation united state." » "cuba foreign legislation chile state.", "cuban foreign legislation united state.", "a foreign legislation united state.", "eu foreign legislation united state.", "cuba foreign legislation united states.", "cuba foreign legislation zunited states.", "cuba foreign legislation unitec late."
"cuba foreign education united state." » "cuba women education united state.", "cuba formal education united state.", "cuba foreign education chile state.", "cuban foreign education united state.", "a foreign education united state.", "eu foreign education united state.", "cuba foreign education united states.", "cuba foreign education zunited states.", "cuba foreign education unitec late."

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: (("cuba foreign legislation united state.") or ("cuba foreign education united state."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("cuba foreign legislation united state.") OR ("cuba foreign education united state.")).
• Removing quotes may allow a broader search: (( cuba foreign legislation united state. ) or ( cuba foreign education united state. )).
• Adding a wildcard symbol may retrieve word variants: (("cuba foreign legislation united state.") or ("cuba foreign education united state."))*.