Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
perfect information » imperfect information, market information, personal information
technology perfect » technology project, technology projects, technology derecho
do communications » 10 communications, 14 communications, 2 communications
development east » development southeast, development 1
information 2 » information 3
east afrique » east africa, east african, en afrique
does do » does de, does d, does fdi
costs a » costs _, costs 4
2 does » 4 does

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

• Adding a wildcard symbol may retrieve word variants: technology perfect information 2 does do communications costs a development east afrique.*.