Perhaps you should try some spelling variations:
scales communication » scale communication, states communications, called communication
leur developpement » le developpement, deux developpements, de developpement
developpement en » developpement et, developpement des, developpement de
ids information » aids information, dis information, mis information
technology ids » technology isst, technology ict, technology ii
information 21 » information 2.1, information 2, information 1
area scales » larger scales, based scales, large scales
costs leur » costs clear
21 area » 2.1 area, 1 area, 26 area

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

• Adding a wildcard symbol may retrieve word variants: technology ids information 21 area scales communication costs leur developpement en afrique.*.