Perhaps you should try some spelling variations:
"international patient" » "international student", "international students", "internationalization _"
"international waters" » "international actor", "international watercourses", "international law", "international actors", "international laws", "international trades"
"international trades" » "international trade", "international transfer", "international studies"
"international joint" » "international journal", "international issn", "international tourists"
"international water" » "international actor", "international law", "international trade"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("international waters") or ("international trades"))) or ((("international patient") OR ("international joint"))))) or ("international water"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("international waters") OR ("international trades"))) OR ((("international patient") OR ("international joint"))))) OR ("international water")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"international waters\") or (\"international trades\"))) or (((\"international patient\") OR (\"international joint\"))))) or (\"international water\"))".
• Removing quotes may allow a broader search: (((((( international waters ) or ( international trades ))) or ((( international patient ) OR ( international joint ))))) or ( international water )).
• Adding a wildcard symbol may retrieve word variants: (((((("international waters") or ("international trades"))) or ((("international patient") OR ("international joint"))))) or ("international water"))*.