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
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
technology math » technology paths, technology mit, technology make
information 7 » information 2, information 3, information 1
role based » rule based, home based, pose based
de afrique » de l'afrique, en afrique, l afrique
costs le » costs _, costs 4, costs a
7 role » 3 role, 4 role, 2 role

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

• Adding a wildcard symbol may retrieve word variants: technology math information 7 role based communications costs le developpement de afrique.*.