Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
3.1 communication » 3.1 communications, 3.2 communication, 3.5 communication
communication can » communication canada, communication china, communication 3
developpement la » developpement de, developpement et, developpement du
inflation der » inflation index, inflation _, inflation tax
la afrique » l afrique, la fabrique, en afrique
der rice » under rice, der ring, e rice
rice 3.1 » rice 2.1, rice 3.3, rice 4.1
can leur » can learn, can lead, a leur

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

• Adding a wildcard symbol may retrieve word variants: technology _ inflation der rice 3.1 communication can leur developpement la afrique.*.