Perhaps you should try some spelling variations:
"international patient" » "international student", "international joint", "internationalization _"
"international waters" » "international actor", "international law", "international trade", "international actors", "international laws", "international trades"
"international watercourses" » "international actorcourses", "international lawcourses", "international tradecourses"
"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 patient") OR ("international students"))))) or ("international watercourses"))) or ("international water"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("international waters") OR ((("international patient") OR ("international students"))))) OR ("international watercourses"))) OR ("international water")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"international waters\") or (((\"international patient\") OR (\"international students\"))))) or (\"international watercourses\"))) or (\"international water\"))".
• Removing quotes may allow a broader search: (((((( international waters ) or ((( international patient ) OR ( international students ))))) or ( international watercourses ))) or ( international water )).
• Adding a wildcard symbol may retrieve word variants: (((((("international waters") or ((("international patient") OR ("international students"))))) or ("international watercourses"))) or ("international water"))*.