Perhaps you should try some spelling variations:
technologies rate » technologies create, technologies ret, technologies case
calculation where » calculations charge, calculation source, calculations phase
rate calculation » value calculation, size calculation, index calculation
we communication » de communication, une communication, 1 communication
21 developpement » de developpement, le developpement, et developpement
developpement en » developpement et, developpement des, developpement de
communication 3 » communication _, communication a
where do » where _
3 21 » 3 2, 3 1, _ 21

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

• Adding a wildcard symbol may retrieve word variants: technologies rate calculation where do we communication 3 21 developpement en afrique.*.