Perhaps you should try some spelling variations:
plans international » plants international, places international, laws international
irrigation schemes » irrigation scheme, irrigation systems
canal irrigation » scale irrigation
support plans » support land, support place, support pilots
supply canal » supply canada, supply annual, supply china

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

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