Perhaps you should try some spelling variations:
technologies economics » technology economics, technology economic
economics information » economic information, economic transformation, economics international
communication 5.5 » communication 3.3, communication 2.4, communication 3.2
de communication » mobile communication, online communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
information und » informations und
de afrique » de l'afrique, en afrique, l afrique
und we » und wer, und web, und weg
5.5 le » 1.5 le, 5.5 l2, 5.2.5 le
we de » we do, fe de, me de

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

• Adding a wildcard symbol may retrieve word variants: technologies economics information und we de communication 5.5 le developpement de afrique.*.