Perhaps you should try some spelling variations:
speed communications » based communication, cell communications, guinea communications
communications costs » communication costs, communications _
de developpement » sme development
developpement et » developpement des, developpement de, development east
age information » care information, rate information, die information
technology age » technology usage, technology wages, technology a
et afrique » en afrique, l afrique
3.2 bias » 3.1 bias, 3.4 bias, 3.2 base
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 age information 3.2 bias speed communications costs de developpement et afrique.*.