Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration theory » integration through, information theory, innovation theory
share integration » fare integration, care integration, scale integration
water integration » water integrating, factor integration, filter integration

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: (( export share integration efforts. ) OR ( supply water integration theory. ))~.
• Adding a wildcard symbol may retrieve word variants: (( export share integration efforts. ) or ( supply water integration theory. ))*.