Perhaps you should try some spelling variations:
health communication » data communication
communication model » communication media
le developpement » de developpement, sme development
developpement en » developpement et, developpement des, developpement de
technology 1 » technology _
4 health » 3 health, 1 health, e health
model le » model led, model law, model 1
water 4 » water _, water a, water 2

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 4 health communication model le developpement en afrique.*.