Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
based communications » based communication, speed communications, aided communications
math information » catch information, much information, health information
developpement et » developpement des, developpement de, development east
technology math » technology paths, technology mit, technology make
4 developpement » de developpement, le developpement, et developpement
information 14 » information 1, information 11, information 24
steps based » step based, ses based, ships based
et afrique » en afrique, l afrique
14 steps » 10 steps, 12 steps, 24 steps
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology math information 14 steps based communications costs 4 developpement et afrique.*.