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

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