Perhaps you should try some spelling variations:
communication case » communications case, communication based, communication phase
6.2 communication » 3.2 communication, 2.3 communication, 2.7 communication
information oder » information der, information model, information code
d1 developpement » de developpement, du developpement, le developpement
developpement et » developpement des, developpement de, development east
2.2 information » 4.2 information, 2.2.3 information, 2.2 transformation
technology 2.2 » technology _, technology 1, technology 3
oder trade » der trade, border trade, modern trade
et afrique » en afrique, l afrique
trade 6.2 » trade 2.2, trade 3.2, trade 4.2
case d1 » case 1, case d, case 11

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

• Adding a wildcard symbol may retrieve word variants: technology 2.2 information oder trade 6.2 communication case d1 developpement et afrique.*.