Perhaps you should try some spelling variations:
health communication » data communication
communication model » communication media
developpement de » developpement des, developpement durable
a developpement » au developpement, de developpement, le developpement
technology 1 » technology _
1.3 health » 10.3 health, 11.3 health, 1.1 health
de afrique » de l'afrique, en afrique, l afrique
water 1.3 » water 16.3, water 10.3, water 3.3
model a » model 1

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 1.3 health communication model a developpement de afrique.*.