Perhaps you should try some spelling variations:
"export price integration theory." » "export price integration through.", "export price information theory.", "export price innovation theory.", "export service integration theory.", "export trade integration theory.", "export price indexation theory.", "export prices integration theory.", "import prices integration theory."
"support trade innovation house." » "support trade information house.", "support drive innovation house.", "support trade integration house.", "support trainer innovation house.", "export trade innovation house.", "import trade innovation house."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("export price integration theory.") OR ("support trade innovation house."))~.
• Removing quotes may allow a broader search: (( export price integration theory. ) or ( support trade innovation house. ))~.
• Adding a wildcard symbol may retrieve word variants: (("export price integration theory.") or ("support trade innovation house."))*.