Perhaps you should try some spelling variations:
calculations where » calculation where, calculations charge, calculations phase
data communication » data communications
technologies used » technologies based, technology used, technologies _
used calculations » based calculations, field calculations, based calculation
le developpement » de developpement, sme development
developpement l » developpement il, developpement la, developpement de
l afrique » en afrique
where eo » where do, where you, where few

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

• Adding a wildcard symbol may retrieve word variants: technologies used calculations where eo data communication _ le developpement l afrique.*.