Perhaps you should try some spelling variations:
"support grant international journal." » "support grant international capital.", "support ghana international journal.", "support plants international journal.", "support trade international journal."
"export trade integration theories." » "export trade integration theory.", "export trade integration through.", "export trade integration efforts.", "export share integration theories.", "export taxes integration theories.", "export price integration theories."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support grant international journal.") or ("export trade integration theories."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support grant international journal.") OR ("export trade integration theories.")).
• Removing quotes may allow a broader search: (( support grant international journal. ) or ( export trade integration theories. )).
• Adding a wildcard symbol may retrieve word variants: (("support grant international journal.") or ("export trade integration theories."))*.