Perhaps you should try some spelling variations:
developpement durable » developpement de
2.4 communication » 2.14 communication, 5.4 communication, 2.3 communication
la developpement » le developpement, de developpement, et developpement
technology und » technology fund, technology used, technology use
und inflation » _ inflation, low inflation, der inflation
rate spaces » state spaces, data spaces, safe spaces
spaces 2.4 » spaces 2.1, spaces 2.2, spaces 2.3

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

• Adding a wildcard symbol may retrieve word variants: technology und inflation rate spaces 2.4 communication a la developpement durable afrique.*.