Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
technology private » technology preface, technology rate, technology related
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
information war » information what, information wants, information when
e developpement » de developpement, le developpement, et developpement
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
war etre » war era, war elke
etre 4.2 » centre 4.2, erbe 4.2, etre 1.4

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

• Adding a wildcard symbol may retrieve word variants: technology private information war etre 4.2 communication costa e developpement l afrique.*.