Perhaps you should try some spelling variations:
2.1 communication » 2.14 communication, 2.3 communication, 2.7 communication
developpement la » developpement de, developpement et, developpement du
a developpement » au developpement, de developpement, le developpement
technology 10 » technology 110, technology 1, technology 11
10 inflation » 12 inflation, 10.7 inflation, _ inflation
prices 2.1 » prices 2.4, prices 2.3, prices 3.1
costs a » costs _, costs 4
fabrique. » afrique., fabrice.

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

• Adding a wildcard symbol may retrieve word variants: technology 10 inflation _ prices 2.1 communication costs a developpement la fabrique.*.