Perhaps you should try some spelling variations:
technological advances » technological change
advances innovation » advanced innovation, advancing innovation, advanced information
developpement la » developpement de, developpement et, developpement du
4 developpement » de developpement, le developpement, et developpement
innovation auf » innovation aus, innovationen auf, innovation a
la afrique » l afrique, la fabrique, en afrique
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: technological advances innovation auf care _ communication costs 4 developpement la afrique.*.