Perhaps you should try some spelling variations:
policy information » policy formation, public information, policy innovation
3.1 communications » 3.1 communication, 4.1 communication, 1.1 communication
das developpement » des developpements, de developpement, du developpement
information data » information d820, information database, information databases
communications 5 » communications _, communications a, communications pt
developpement il » developpement de, developpement et, developpement du
il afrique » l afrique, en afrique
data use » data used, data usage, data und
use 3.1 » use 3.3, use 3.2, use 4.1
5 das » 1 das, 2 das, 3 das

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

• Adding a wildcard symbol may retrieve word variants: technology policy information data use 3.1 communications 5 das developpement il afrique.*.