Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
del developpement » de developpement, des developpements, le developpement
technology trade » technology trends, technology transfer, technology transfers
integration when » integration what, integration wie, integration within
developpement en » developpement et, developpement des, developpement de
3 communication » 4 communication, de communication, data communication
when base » when bad, when face, when have
costo del » costa del, cose del, costo e
base 3 » base _, case 3, base 4

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

• Adding a wildcard symbol may retrieve word variants: technology trade integration when base 3 communication costo del developpement en afrique.*.