Perhaps you should try some spelling variations:
"import trade international airport." » "import trade international transport.", "import trade international airshow.", "import care international airport.", "import time international airport.", "import private international airport.", "export trade international airport.", "import price international airport.", "import taxes international airport."
"import data international power." » "import data international poverty.", "import data international ports.", "import data international panel.", "import daiwa international power.", "import da international power.", "import onati international power.", "import duty international power."

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

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