Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
speed communications » based communication, cell communications, guinea communications
mara information » smart information, data information, math information
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
technology mara » technology moral, technology make, technology more
ids speed » bias speed, do speed, int speed
costs de » costs _, costs 4, costs a
3.2 ids » 3.2 idrs

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

• Adding a wildcard symbol may retrieve word variants: technology mara information 3.2 ids speed communications costs de developpement en afrique.*.