Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
u.s communication » u.s communications, 2.3 communication, 3.2 communication
information 13.2 » information 3.2, information 1.2, information 15.2
developpement en » developpement et, developpement des, developpement de
technologies 2 » technologies _, technologies 4
13.2 des » 13.2 does, 13.2 das, 3.2 des
des u.s » des us, der u.s

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

• Adding a wildcard symbol may retrieve word variants: technologies 2 information 13.2 des u.s communication case _ developpement en afrique.*.