Perhaps you should try some spelling variations:
irrigation schemes » irrigation scheme, irrigation systems
planning services » banking services
data planning » dam planning, das planning, data explaining
export micro » export crop
export more » export korea, export market, export import
import data » import duty

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( ((export micro) OR (export more)) irrigation schemes. ) or ( import data planning services. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((export micro) OR (export more)) irrigation schemes. ) OR ( import data planning services. )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((export micro) OR (export more)) irrigation schemes. ) or ( import data planning services. ))".
• Adding a wildcard symbol may retrieve word variants: (( ((export micro) OR (export more)) irrigation schemes. ) or ( import data planning services. ))*.