Perhaps you should try some spelling variations:
2.3 communication » 3.2 communication, de communication, 4 communication
developpement la » developpement de, developpement et, developpement du
technology 3.1 » technology 1, technology 2.2, technology _
3.1 inflation » 3.2 inflation, 2.3.1 inflation, 2.3 inflation
inflation oil » inflation die, inflation i, inflation ii
prices 2.3 » price 2.3, prices 2.4, prices 2.1
la afrique » l afrique, la fabrique, en afrique

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

• Adding a wildcard symbol may retrieve word variants: technology 3.1 inflation oil prices 2.3 communication costs _ developpement la afrique.*.