Perhaps you should try some spelling variations:
technologies basic » technologies based, technologies bit, technologies big
basic formulation » basic population, bayesian formulation, policy formulation
formulation needs » formulation des, information needs, formulation de
gis communication » c's communication, mass communication, les communications
a developpement » au developpement, de developpement, le developpement
developpement l » developpement il, developpement la, developpement de
needs going » needs doing, needs using, needs closing
going gis » going gets, using gis, going via
l afrique » en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technologies basic formulation needs going gis communication costs a developpement l afrique.*.