Perhaps you should try some spelling variations:
international social » international society, international sourcing, international seminar
rate international » rates international, trade international, raise international
irrigation scheme » irrigation systems
china irrigation » change irrigation, canal irrigation, high irrigation
supply china » supply chains, supply chain
support rate » support create, support ratio, support state

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply china irrigation scheme. ) or ( support rate international social. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply china irrigation scheme. ) OR ( support rate international social. )).
• Adding a wildcard symbol may retrieve word variants: (( supply china irrigation scheme. ) or ( support rate international social. ))*.