Perhaps you should try some spelling variations:
health communication » data communication
communication model » communication media
le developpement » de developpement, sme development
developpement la » developpement de, developpement et, developpement du
technology 1 » technology _
la afrique » l afrique, la fabrique, en afrique
23 health » 2.3 health, 3 health, 2 health
water 23 » water 2.3, water 2, water 24
model le » model led, model law, 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 23 health communication model le developpement la afrique.*.