Perhaps you should try some spelling variations:
integration kinder » integration under, integration gender, integration index
4.6 communication » 4.1 communication, 7.6 communication, 11.6 communication
developpement en » developpement et, developpement des, developpement de
can integration » chain integration, von integration, urban integration
4 developpement » de developpement, le developpement, et developpement
technology can » technology change, technology 1, technology 2.2
kinder prices » border prices, timber prices, higher prices
prices 4.6 » prices 4.2, prices 4.9, prices 6.6
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology can integration kinder prices 4.6 communication costs 4 developpement en afrique.*.