Perhaps you should try some spelling variations:
4.2 communication » 4.2 communications, 3.2 communication, 4.1 communication
integration wage » integration wege, integration wie, integration work
developpement en » developpement et, developpement des, developpement de
res integration » dis integration, 1.2 integration, process integration
technology res » technology risk, technology r, technology risks
wage space » image space, large space, safe space
space 4.2 » space 3.2, space 2.2, space 4.3

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

• Adding a wildcard symbol may retrieve word variants: technology res integration wage space 4.2 communication costs _ developpement en afrique.*.