Perhaps you should try some spelling variations:
"trade controls exporters series" » "trade countries exporters series", "trade country exporters series", "trade controls importers series", "trade controls express series", "trade controls reports series", "trade control exporters series", "rate controls exporters series", "price controls exporters series"
"trade contacts import surges" » "trade contacts importers surges", "trade contact sport surges", "trade context import surges", "face contacts import surges", "trade contracting import surges", "trade contacts import surge", "trade contacts export surges", "trade contacts import success"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("trade contacts import surges") OR ("trade controls exporters series"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"trade contacts import surges\") OR (\"trade controls exporters series\"))".
• Removing quotes may allow a broader search: (( trade contacts import surges ) OR ( trade controls exporters series )).
• Adding a wildcard symbol may retrieve word variants: (("trade contacts import surges") OR ("trade controls exporters series"))*.