Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
6.2 communications » 6.2 communication, 4.2 communications, 3.2 communication
del developpement » de developpement, des developpements, le developpement
developpement de » developpement des, developpement durable
technology rich » technology risk, technology africa, technology rights
rich inflation » price inflation, high inflation, die inflation
de afrique » de l'afrique, en afrique, l afrique
costs del » costa del, costo del
base 6.2 » base 3.2, base 4.2, base 5.2

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

• Adding a wildcard symbol may retrieve word variants: technology rich inflation _ base 6.2 communications costs del developpement de afrique.*.