Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
add communications » aided communications, do communications, radio communications
developpement en » developpement et, developpement des, developpement de
can information » von information, von informationen
technology can » technology change, technology 1, technology 2.2
information 4 » information 2
does add » does aid, does awd, does auld
4 does » 2 does

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

• Adding a wildcard symbol may retrieve word variants: technology can information 4 does add communications costs _ developpement en afrique.*.