Perhaps you should try some spelling variations:
technological open » technological model, technological power, technological options
innovation rates » innovation rate, innovation notes, innovation race
de communication » mobile communication, online communication
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
la afrique » l afrique, la fabrique, en afrique
costs de » costs _, costs 4, costs a
have de » have we, have done, have made

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

• Adding a wildcard symbol may retrieve word variants: technological open innovation rates have de communication costs de developpement la afrique.*.