Perhaps you should try some spelling variations:
les developpement » le developpement, des developpements, leur developpement
4 communications » 14 communications, 4 communication, 2 communications
communications 2 » communications _, communications a, communications 5
developpement de » developpement des, developpement durable
formative goals » normative goals, normative goal, formative years
de afrique » de l'afrique, en afrique, l afrique
goals do » goals mdg, goals how, goals sdg
do 4 » do _, do i, do a

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

• Adding a wildcard symbol may retrieve word variants: technologies _ formative goals do 4 communications 2 les developpement de afrique.*.