Perhaps you should try some spelling variations:
technologies authors » technologies methods, technologies cohort, technology author
formulation where » formulation over, formulation des, calculation where
du developpement » de developpement, le developpement, et developpement
3 communication » 4 communication, de communication, data communication
communication 3 » communication _, communication a
des afrique » en afrique, de l'afrique
where do » where _
do 3 » do _, do i, do a
3 du » 3 due, 3 d, 3 zu

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

• Adding a wildcard symbol may retrieve word variants: technologies authors formulation where do 3 communication 3 du developpement des afrique.*.