Perhaps you should try some spelling variations:
communication model » communication media
voice communication » voice communications, mobile communication, device communication
integrating area » integrating a, integrating new, integrating data
au developpement » du developpement, de developpement, le developpement
developpement et » developpement des, developpement de, development east
10 integrating » 1 integrating, _ integrating, 4 integrating
technology 10 » technology 110, technology 1, technology 11
et afrique » en afrique, l afrique
model au » modele au, model a, model aa
1 voice » 1 voiced, 1 voices, 11 voice
area 1 » area _, area 5, area a

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

• Adding a wildcard symbol may retrieve word variants: technology 10 integrating area 1 voice communication model au developpement et afrique.*.