Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
information 2.3.3 » information 4.3.3, information 2.3.2, information 3.3.3
technologies can » technologies a, technologies co, technologies _
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
can information » von information, von informationen
4 communication » 3 communication, 5.4 communication, de communication
2.3.3 der » 2.3.1 der, 2.3.2 der, 3.3.3 der
case du » case d, case d1, case d2
der 4 » der _, der e, der a

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

• Adding a wildcard symbol may retrieve word variants: technologies can information 2.3.3 der 4 communication case du developpement en afrique.*.