Perhaps you should try some spelling variations:
communication modes » communication model, communication des, communication media
sites developpement » site development, site's development, de developpement
vier communication » fiber communication, niger communications, power communication
technologies vary » technologies art, technologies any, technologies varies
vary information » ary information, early information, party information
developpement en » developpement et, developpement des, developpement de
information 1 » information 2, information 3, information 3.2
modes sites » des sites, forest sites, modern rites
das vier » das hier, das tier, das viele

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

• Adding a wildcard symbol may retrieve word variants: technologies vary information 1 das vier communication modes sites developpement en afrique.*.