Perhaps you should try some spelling variations:
2.7 communication » 2.3 communication, 3.2 communication, 2 communication
developpement de » developpement des, developpement durable
4 developpement » de developpement, le developpement, et developpement
technology und » technology fund, technology used, technology use
und inflation » _ inflation, low inflation, der inflation
inflation 4.2 » inflation 2.2, inflation 4.1, inflation 4.3
4.2 process » 2.3 process, 2.1 process
process 2.7 » process 2.2, process 2.1, process 2.4
de afrique » de l'afrique, en afrique, l afrique
costs 4 » costs _, costs a, costs 4.2

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

• Adding a wildcard symbol may retrieve word variants: technology und inflation 4.2 process 2.7 communication costs 4 developpement de afrique.*.