Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
integration japan » integration ja, integration jaime, integration james
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
del developpement » de developpement, des developpements, le developpement
dis integration » disintegration _
developpement l » developpement il, developpement la, developpement de
technology dis » technology does, technology 4ir, technology dlt
trade 4.2 » trade 2.2, trade 3.2, trade 4.1
costo del » costa del, cose del, costo e
l afrique » en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology dis integration japan trade 4.2 communication costo del developpement l afrique.*.