Perhaps you should try some spelling variations:
china communications » china communication, china's communications, chile communications
communications model » communications models, communication model, communicating model
integrating world » integrated world, integrating area, integrating land
led developpement » le developpement, leur developpement, de developpement
developpement en » developpement et, developpement des, developpement de
3.1 integrating » 3.2 integrating, 3.3 integrating, 3.6 integrating
technology 3.1 » technology 1, technology 2.2, technology _
model led » model land, model law, model listed

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

• Adding a wildcard symbol may retrieve word variants: technology 3.1 integrating world _ china communications model led developpement en afrique.*.