Perhaps you should try some spelling variations:
transactional law » transactions law, transaction law, transactions laws
transnational law » transnational labor, transnational _, transnational age
trading services » trading service, training services, trading series
trade trading » trader trading, traderex trading, trader training
hard trade » third trade, aid trade, ad trade

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: (( hard trade trading services. ) OR ( held firms ((transactional law) OR (transnational law)). ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( hard trade trading services. ) or ( held firms ((transactional law) OR (transnational law)). ))~".
• Adding a wildcard symbol may retrieve word variants: (( hard trade trading services. ) or ( held firms ((transactional law) OR (transnational law)). ))*.