Perhaps you should try some spelling variations:
international commercial » international commerce, international community, international cooperation
irrigation schemes » irrigation scheme, irrigation systems
war international » toward international, paper international, der internationale
curve irrigation » surge irrigation, large irrigation, crop irrigation
support war » support water, support what, support a

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: (( support war international commercial. ) OR ( supply curve irrigation schemes. ))~.
• Adding a wildcard symbol may retrieve word variants: (( support war international commercial. ) or ( supply curve irrigation schemes. ))*.