Perhaps you should try some spelling variations:
china integration » china's integration, china integrating, chip integration
urban development » human development
technology china » technology change, technology choice, technology can
de communication » mobile communication, online communication
communication 16 » communication 1, communication 10, communication 11
strategy areas » strategic areas, strategy create, strategy pareto
16 urban » 6 urban, 1 urban, 11 urban
e de » et de, e die, e der
3 e » 3 le, 3 el

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

• Adding a wildcard symbol may retrieve word variants: technology china integration 3 e de communication 16 urban development strategy areas.*.