Perhaps you should try some spelling variations:
controls export » controls part, controls network
sporters series » exporters series, importers series, sport series
smothers series » others series, matters series, mothers stories
trade controls » trade control, rate controls, price controls
export targets » export markets, exports markets, export taxes
trade contact » trade contacts, trade context, trade conflict

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( trade controls export targets ) or ( trade contact ((sporters series) OR (smothers series)) ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( trade controls export targets ) OR ( trade contact ((sporters series) OR (smothers series)) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( trade controls export targets ) or ( trade contact ((sporters series) OR (smothers series)) ))".
• Adding a wildcard symbol may retrieve word variants: (( trade controls export targets ) or ( trade contact ((sporters series) OR (smothers series)) ))*.