Perhaps you should try some spelling variations:
communication model » communication media
power communication » your communication, fiber communication, better communication
de developpement » sme development
developpement la » developpement de, developpement et, developpement du
technologies 4 » technologies _
4 information » 2 information, 1 information
la afrique » l afrique, la fabrique, en afrique
hts power » its power, fits power, gas power
model de » model due, model d, model du
3.2 hts » 3.2 hgsc, 3.2 hptf

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

• Adding a wildcard symbol may retrieve word variants: technologies 4 information 3.2 hts power communication model de developpement la afrique.*.