Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
dis integration » disintegration _
integration die » integration de, integration deep, integration does
technology dis » technology does, technology 4ir, technology dlt
die trade » die triade, rice trade, die trager
trade 2.7 » trade 2.2, trade 2.1, trade 4.7
costs le » 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 dis integration die trade 2.7 communication costs le developpement en afrique.*.