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
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
4 integration » 3 integration, 2 integration, 4.1 integration
technology 4 » technology _, technology 1, technology 3
travel 2.2 » travel 7.2.2, travel 3.4, travel 3.7
a travel » _ travel, air travel
costo le » costo e, costo del

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

• Adding a wildcard symbol may retrieve word variants: technology 4 integration a travel 2.2 communication costo le developpement en afrique.*.