Perhaps you should try some spelling variations:
communications costs » communication costs, communications _
technology private » technology preface, technology rate, technology related
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
de developpement » sme development
developpement du » developpement de, developpement des, developpement et
information e » information 2, information 1, information 11
du afrique » en afrique, l afrique, de l'afrique
rice 3.1 » rice 2.1, rice 3.3, rice 4.1
costs de » costs _, costs 4, costs a
e rice » _ rice, 3 rice, a rice

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

• Adding a wildcard symbol may retrieve word variants: technology private information e rice 3.1 communications costs de developpement du afrique.*.