Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
based formulation » basic formulation, case formulation, based simulation
formulation needs » formulation des, information needs, formulation de
de communication » mobile communication, online communication
sme development » trade development
development d » development ds, development 1, development did
needs using » needed using, needs doing, needs going
costs sme » costs some, costs amy
d afrique » l afrique, en afrique, de l'afrique
using de » using dea, using dem, using due

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

• Adding a wildcard symbol may retrieve word variants: technologies based formulation needs using de communication costs sme development d afrique.*.