Perhaps you should try some spelling variations:
communication network » communication networks, communications network, communications networks
information flow » information flows
mine development » sme development, trade development, business development
technologies de » technologies _, technologies 4, technologies 2
de information » die information, de informacion, e information
network mine » network mpn, network model, network case
bank afrique » en afrique, bank africa, bank african
flow debt » flows debt, low debt, flow depth

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

• Adding a wildcard symbol may retrieve word variants: technologies de information flow debt _ communication network mine development bank afrique.*.