Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
based communications » based communication, speed communications, aided communications
edd developpement » de developpement, et developpement, du developpement
i information » 2 information, 1 information
technology i » technology ii, technology iv, technology 1
des afrique » en afrique, de l'afrique
ses based » aes based, sms based, cases based
costs edd » cost edd, costs edmund
3.2 ses » 3.2 sem, 3.2 sfs, 3.2 steps

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

• Adding a wildcard symbol may retrieve word variants: technology i information 3.2 ses based communications costs edd developpement des afrique.*.