Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
4.1 communications » 4.1 communication, 3.1 communications, 4.1 communicating
de developpement » sme development
developpement et » developpement des, developpement de, development east
ist information » iot information, first information, cost information
information war » information what, information wants, information when
technology ist » technology iset, technology isst, technology ict
et afrique » en afrique, l afrique
war trade » water trade, fair trade, fur trade
trade 4.1 » trade 2.2, trade 3.2
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 ist information war trade 4.1 communications costs de developpement et afrique.*.