Perhaps you should try some spelling variations:
communications network » communications networks, communication network, communication networks
dwen developpement » de developpement, en developpement, le developpement
developpement l » developpement il, developpement la, developpement de
technology der » technology does, technology 4ir, technology dlt
der innovation » gender innovation, 2 innovation, 3 innovation
innovation 2 » innovation 1, innovation 4, innovation 3
network dwen » network driven, network dcvmn, network data
cost data » test data
l afrique » en afrique
2 cost » 3.2 cost, 5.2 cost

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

• Adding a wildcard symbol may retrieve word variants: technology der innovation 2 cost data communications network dwen developpement l afrique.*.