Perhaps you should try some spelling variations:
das developpements » des developpements, deux developpements, de developpement
14 communications » 10 communications, 14 communication, 4 communications
developpements en » developpement en, developpement et, developpements de
technology trade » technology trends, technology transfer, technology transfers
communications a » communications _, communications law, communications media
integration 2 » integration 3, integration 4, integration 3.2
db 14 » b 14, du 14
a das » 1 das, 2 das, 3 das
2 db » 20 db, 2 de, 2 do

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

• Adding a wildcard symbol may retrieve word variants: technology trade integration 2 db 14 communications a das developpements en afrique.*.