Perhaps you should try some spelling variations:
technologies based » technologies used, technology based, technologies a
u.s communications » 3.1 communications, les communications, nps communications
based information » basic information, based innovation, land information
das developpement » des developpements, de developpement, du developpement
communications 3 » communications _, communications a, communications 5
developpement en » developpement et, developpement des, developpement de
about add » about aid, about a, about air
3 das » 1 das, 2 das

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

• Adding a wildcard symbol may retrieve word variants: technologies based information about add u.s communications 3 das developpement en afrique.*.