Perhaps you should try some spelling variations:
3.2 communication » 3 communication, 2.3 communication, de communication
population facts » population data, population action, population family
developpement il » developpement de, developpement et, developpement du
technology host » technology cost, technology most, technology costs
host population » adult population
a developpement » au developpement, de developpement, le developpement
facts prices » factor prices, facts process, gas prices
prices 3.2 » price 3.2, prices 3.1, prices 4.2
il afrique » l afrique, 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 host population facts prices 3.2 communication costs a developpement il afrique.*.