Perhaps you should try some spelling variations:
regional development » national development, social development, rural development
3 communication » 4 communication, de communication, data communication
revolution des » revolution der, revolution die, revolution _
technology 1 » technology _
1 revolution » a revolution, 4 revolution, 1 resolution
des l'espace » de l'espace, dans l'espace, des espace
l'espace 3 » l'espace et, l'espace 1.1, l'espace les
1 afrique » l afrique, en afrique, 1 enrique

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

• Adding a wildcard symbol may retrieve word variants: technology 1 revolution des l'espace 3 communication a regional development 1 afrique.*.