Perhaps you should try some spelling variations:
communication based » communication united, communication brazil, communication barriers
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
4 communication » 3 communication, 5.4 communication, de communication
technology 2 » technology _, technology 1, technology 3
2 isolation » _ isolation, 6 isolation, v isolation
isolation a » isolation _, isolation 1
a crimes » _ crimes, a crime, war crimes
crimes 4 » crimes _, crimes a, crimes 1

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

• Adding a wildcard symbol may retrieve word variants: technology 2 isolation a crimes 4 communication based leur developpement en afrique.*.