Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
data communication » data communications
based calculation » based calculations, rate calculation, based tabulation
calculation where » calculations charge, calculation source, calculations phase
d3 developpement » de developpement, du developpement, le developpement
developpement et » developpement des, developpement de, development east
communication 3 » communication _, communication a
et afrique » en afrique, l afrique
where do » where _
do data » eo data, go data, geo data
3 d3 » 3 3, 3 d, 3 de

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

• Adding a wildcard symbol may retrieve word variants: technologies based calculation where do data communication 3 d3 developpement et afrique.*.