Perhaps you should try some spelling variations:
technologies network » technologies work, technology network, technological networks
network information » networks information, networked information, network formation
information costs » information contents, information centers, information content
communication 3.1 » communication 3.3, communication 3.2, communication 3.4
de communication » mobile communication, online communication
costs a » costs _, costs 4
3.1 a » 3.1 _, 2.1 a
a de » a die, a der, a des

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

• Adding a wildcard symbol may retrieve word variants: technologies network information costs a de communication 3.1 a development latin afrique.*.