Perhaps you should try some spelling variations:
communication costa » communication costs, communications costs, communication cote
integration james » integration jaime, integration ja, integration japan
4.1 communication » 4 communication, 2.3 communication, 3.2 communication
du developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
4.2 integration » 2.2 integration, 3.2 integration, 5.2 integration
technology 4.2 » technology 2.2, technology 3.2, technology 4.1
trade 4.1 » trade 2.2, trade 3.2
costa du » costa del, costa e, costa 3

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

• Adding a wildcard symbol may retrieve word variants: technology 4.2 integration james trade 4.1 communication costa du developpement en afrique.*.