Perhaps you should try some spelling variations:
leur developpement » le developpement, deux developpements, de developpement
information matter » information masters, information letter, information after
developpement de » developpement des, developpement durable
4 communication » 3 communication, 5.4 communication, de communication
matter prices » water prices, better price
technology 1 » technology _
costs leur » costs clear
de afrique » de l'afrique, en afrique, l afrique
prices 4 » prices _, prices a, prices 3

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

• Adding a wildcard symbol may retrieve word variants: technology 1 information matter prices 4 communication costs leur developpement de afrique.*.