Perhaps you should try some spelling variations:
communication cost » communication costs, communication costa, communications costs
calculations based » calculations area, calculations phase, regulations based
de communication » mobile communication, online communication
technologies de » technologies _, technologies 4, technologies 2
de calculations » mde calculations, dft calculations, _ calculations
sme development » trade development
models afrique » models africa
cost sme » cost some, cost side
based i » based ict, based ilc, based imo
i de » i die, i der, i den

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

• Adding a wildcard symbol may retrieve word variants: technologies de calculations based i de communication cost sme development models afrique.*.