Perhaps you should try some spelling variations:
"import can integration series." » "import can integration theories.", "import can integrating services.", "import can integration schemes.", "import chain integration series.", "import care integration series.", "import urban integration series.", "import ban integration series.", "import bans integration series.", "import bank integration series."
"import price internet services." » "import price internet service.", "import service internet services.", "import prices internet services.", "export price internet services.", "export prices internet services."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("import can integration series.") or ("import price internet services."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("import can integration series.") OR ("import price internet services."))*.
• Removing quotes may allow a broader search: (( import can integration series. ) or ( import price internet services. ))*.