Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
4 developpement » de developpement, le developpement, et developpement
technology gap » technology 1, technology 2.2, technology 3
inflation land » inflation und, inflation can, inflation linked
gap inflation » has inflation, grade inflation, rapid inflation
des afrique » en afrique, de l'afrique
prices de » prices does, prices _, prices a
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology gap inflation land prices de communication costs 4 developpement des afrique.*.