Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
developpement de » developpement des, developpement durable
inflation rates » inflation rate
3 communication » 4 communication, de communication, data communication
communication 3 » communication _, communication a
technology 6 » technology _, technology 1, technology 3
6 inflation » _ inflation, 2 inflation, d inflation
rates file » rates figure
de afrique » de l'afrique, en afrique, l afrique
file 3 » file 13, file 23, file 30
3 leur » a leur, 3 lehr

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

• Adding a wildcard symbol may retrieve word variants: technology 6 inflation rates file 3 communication 3 leur developpement de afrique.*.