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
4 communication » 3 communication, 5.4 communication, de communication
sme development » trade development
development et » development east, developpement et, development eco
needs using » needed using, needs doing, needs going
et afrique » en afrique, l afrique
costs sme » costs some, costs amy
using 4 » using 4d, using _, using a

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 4 communication costs sme development et afrique.*.