Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
developpement la » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
technology 1 » technology _
index prices » index price, index places, index provinces
1 inflation » 10 inflation, 12 inflation, _ inflation
prices 3.2 » price 3.2, prices 3.1, prices 4.2
la afrique » l afrique, la fabrique, en afrique
costs a » costs _, costs 4

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

• Adding a wildcard symbol may retrieve word variants: technology 1 inflation index prices 3.2 communication costs a developpement la afrique.*.