Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
africa information » africa's information, price information, syria information
do communications » 10 communications, 14 communications, 2 communications
information 10.4 » information 1.2, information 1.3, information 14.3
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
10.4 does » 1.4 does, 10.4.1 does, 10.4 die
does do » does de, does d, does fdi

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

• Adding a wildcard symbol may retrieve word variants: technology africa information 10.4 does do communications costs _ developpement de afrique.*.