Perhaps you should try some spelling variations:
integration schemes » irrigation schemes, integration some, integration theories
child information » chief information, card information, field information
data integration » trade integration, _ integration, data integrity
support child » report child, support grid
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: (( import data integration schemes. ) or ( support child information theory. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( import data integration schemes. ) OR ( support child information theory. )).
• Adding a wildcard symbol may retrieve word variants: (( import data integration schemes. ) or ( support child information theory. ))*.