Perhaps you should try some spelling variations:
2.5 communication » 2.3 communication, 2.7 communication, 3.5 communication
integration work » integrating world, integration framework, integration 3
der integration » zur integration, sector integration
a developpement » au developpement, de developpement, le developpement
technology der » technology does, technology 4ir, technology dlt
work travel » world travel
des afrique » en afrique, de l'afrique
travel 2.5 » travel 2.2, travel 4.5, travel 3.4
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology der integration work travel 2.5 communication costs a developpement des afrique.*.