Perhaps you should try some spelling variations:
communication model » communication media
data communication » data communications
developments 4 » developments _
3 integration » die integration, der integration, data integration
technology 3 » technology _, technology 1, technology 4
model recent » modest recent, model element, cover recent
4 afrique » l afrique, en afrique, 2014 afrique
a yield » _ yield, 6 yield, 8 yield

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

• Adding a wildcard symbol may retrieve word variants: technology 3 integration a yield data communication model recent developments 4 afrique.*.