Perhaps you should try some spelling variations:
communication costo » communication costs, communication costa, communications costs
2.2 communication » 2.3 communication, 3.2 communication, 2.7 communication
del developpement » de developpement, des developpements, le developpement
integration work » integrating world, integration framework, integration 3
developpement l » developpement il, developpement la, developpement de
r integration » 3 integration, 2 integration, 4 integration
technology r » technology 1, technology 3, technology 4
work trade » pork trade, world trade, work travel
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 r integration work trade 2.2 communication costo del developpement l afrique.*.