Perhaps you should try some spelling variations:
de communication » mobile communication, online communication
du developpement » de developpement, le developpement, et developpement
developpement de » developpement des, developpement durable
integration die » integration de, integration deep, integration does
1 integration » 10 integration, 11 integration, 12 integration
technology 1 » technology _
die trade » die triade, rice trade, die trager
trade de » trade die, rade de, trade date
costs du » costs _, costs 4, costs a

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

• Adding a wildcard symbol may retrieve word variants: technology 1 integration die trade de communication costs du developpement de l'afrique.*.