Perhaps you should try some spelling variations:
process integrating » process integration, process integrated, processes integration
communication case » communications case, communication based, communication phase
2.3 communication » 3.2 communication, de communication, 4 communication
economic process » economic processes, economic progress, economic problems
de developpement » sme development
developpement l » developpement il, developpement la, developpement de
integrating de » integrating new, integrating gen, integrating mec
trade 2.3 » trade 2.2, trade 2.1, trade 1.3
l afrique » en afrique
de trade » die trade, e trade, we trade
case de » case des, case d, case d1

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

• Adding a wildcard symbol may retrieve word variants: economic process integrating de trade 2.3 communication case de developpement l afrique.*.