Perhaps you should try some spelling variations:
"trade partners service" » "trade partnerships services", "trade party service", "trading partners service", "trade patterns service"
"trade sector services" » "trade sector service", "trade better services", "trade weather services", "care sector services"
"trade pattern service" » "trade water service", "trade better service", "trade patterns service", "travel patterns service", "trade partner service"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("trade sector services") or ((("trade pattern service") OR ("trade partners service"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("trade sector services") OR ((("trade pattern service") OR ("trade partners service")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"trade sector services\") or (((\"trade pattern service\") OR (\"trade partners service\"))))".
• Removing quotes may allow a broader search: (( trade sector services ) or ((( trade pattern service ) OR ( trade partners service )))).
• Adding a wildcard symbol may retrieve word variants: (("trade sector services") or ((("trade pattern service") OR ("trade partners service"))))*.