Perhaps you should try some spelling variations:
communications case » communication case, communications can, communications code
information 4.3.3 » information 3.3, information 4.2, information 1.5.2
dr communications » do communications, 10 communications, 14 communications
technologies can » technologies a, technologies co, technologies _
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
can information » von information, von informationen
4.3.3 der » 4.3.2 der, 2.3.3 der, 3.3.3 der
case le » case l, case la, case like
der dr » der ddr, der der, der drg

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

• Adding a wildcard symbol may retrieve word variants: technologies can information 4.3.3 der dr communications case le developpement en afrique.*.