Perhaps you should try some spelling variations:
3.5 communication » 3.2 communication, 3 communication, 2.3 communication
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
information age » information storage, information access, information about
technology 1 » technology _
age progress » care progress, make progress, race progress
progress 3.5 » progress 3.1, progress 3.3, progress 1.2
la afrique » l afrique, la fabrique, en afrique
costs de » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information age progress 3.5 communication costs de developpement la afrique.*.