Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
information based » information case, information bank, transformation based
development aid » development a, development africa, development agenda
technologies 4 » technologies _
4 information » 2 information, 1 information
das mobile » does mobile, a mobile
based das » based data, based case, based dm
network a » network _, network 3, network 1

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information based das mobile communication network a development aid afrique.*.