Perhaps you should try some spelling variations:
technologies authors » technologies methods, technologies cohort, technology author
authors calculation » factor calculation, without calculation, functions calculation
calculation where » calculations charge, calculation source, calculations phase
due developpement » de developpement, du developpement, le developpement
11 communication » 1.1 communication, 1 communication, 10 communication
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
where do » where _
do 11 » do 10, do 1, do 13
3 due » 3 die, _ due, 1 due

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

• Adding a wildcard symbol may retrieve word variants: technologies authors calculation where do 11 communication 3 due developpement en afrique.*.