Perhaps you should try some spelling variations:
2.3.5 communication » 2.3 communication, 2.2.3 communication, 2.5 communication
developpement la » developpement de, developpement et, developpement du
technology 5.33 » technology 5.3, technology 5.3.1, technology 2.3
a developpement » au developpement, de developpement, le developpement
5.33 inflation » 3.3.3 inflation, 5.4.3 inflation, 2.3 inflation
inflation land » inflation und, inflation can, inflation linked
prices 2.3.5 » prices 2.3.1, prices 2.3.4, prices 2.3.6
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 5.33 inflation land prices 2.3.5 communication costs a developpement la afrique.*.