Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technologies sector » technology sector, technologies series
risi communications » risk communications, crisis communications, risk communication
developpement en » developpement et, developpement des, developpement de
integration auf » integration a, integration als, integration 3
de risi » de risk, de risco
auf de » auf die, auf dem, auf der

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

• Adding a wildcard symbol may retrieve word variants: technologies sector integration auf de risi communications costs _ developpement en afrique.*.