Perhaps you should try some spelling variations:
process integration » process innovation, process information
1.3 communication » 2.3 communication, 13 communication, 4.3 communication
developpement en » developpement et, developpement des, developpement de
ecology process » technology process, economic process, recovery process
der trade » der trager, der traum, fur trade
trade 1.3 » trade 16.3, trade 4.3, trade 5.3

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

• Adding a wildcard symbol may retrieve word variants: ecology process integration der trade 1.3 communication costs _ developpement en afrique.*.