Perhaps you should try some spelling variations:
trade control » train control, state control, trade centre
price control » price controls
handling dat » handling data, handling fat, handling a
smaller ones » smaller towns, smaller ports
small one » small ones, small money, smaller one
dat a » das a, dat 4, daf a
spur » sur

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

• Performing a fuzzy search may retrieve terms with similar spellings: cargo handling dat a ((trade control) OR (price control)) ((small one) or (smaller ones)) spur ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cargo handling dat a ((trade control) OR (price control)) ((small one) OR (smaller ones)) spur ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cargo handling dat a ((trade control) OR (price control)) ((small one) or (smaller ones)) spur ;*".