Perhaps you should try some spelling variations:
communication model » communication media
data communication » data communications
act developpement » et developpement, au developpement, de developpement
developpement de » developpement des, developpement durable
technology 1 » technology _
de afrique » de l'afrique, en afrique, l afrique
model act » model acts, model a, model aa
water 10 » water 1, water 10.3, water 10.8
10 data » 1 data, 13 data, 11 data

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

• Adding a wildcard symbol may retrieve word variants: technology 1 integrated water 10 data communication model act developpement de afrique.*.