Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
information water » information matter, information war, information after
gaps information » als information, gets information, laws information
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
technology gaps » technology gap
water trade » after trade, paper trade
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology gaps information water trade _ communications costs de developpement en afrique.*.